Explore topic-wise InterviewSolutions in Chemistry.

This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.

101.

A method for refining nickel​

Answer» <html><body><p><strong>Explanation:</strong></p><p>Mond's process is the method <a href="https://interviewquestions.tuteehub.com/tag/used-2318798" style="font-weight:bold;" target="_blank" title="Click to know more about USED">USED</a> for <a href="https://interviewquestions.tuteehub.com/tag/refining-19850" style="font-weight:bold;" target="_blank" title="Click to know more about REFINING">REFINING</a> of nickel metal. In this process, nickel is heated in a steam of carbon monoxide to <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a> volatile nickel carbonyl <a href="https://interviewquestions.tuteehub.com/tag/ni-578253" style="font-weight:bold;" target="_blank" title="Click to know more about NI">NI</a>(CO)4. Nickel carbonyl vapours on further heating, decomposes giving pure nickel.</p></body></html>
Discussion
102.

Which of the following is the lightest metal? (a)Li. (b) Mg(c) Na (d) ca​

Answer» <html><body><p><strong>Answer:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/li-1072885" style="font-weight:bold;" target="_blank" title="Click to know more about LI">LI</a> is the <a href="https://interviewquestions.tuteehub.com/tag/correct-409949" style="font-weight:bold;" target="_blank" title="Click to know more about CORRECT">CORRECT</a> answer there is a <a href="https://interviewquestions.tuteehub.com/tag/unexpected-7303347" style="font-weight:bold;" target="_blank" title="Click to know more about UNEXPECTED">UNEXPECTED</a> order of <a href="https://interviewquestions.tuteehub.com/tag/size-1211196" style="font-weight:bold;" target="_blank" title="Click to know more about SIZE">SIZE</a> like zigzig so if you need comment</p></body></html>
Discussion
103.

How are alloys superior to metals​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Alloys are, for example, <a href="https://interviewquestions.tuteehub.com/tag/generally-471963" style="font-weight:bold;" target="_blank" title="Click to know more about GENERALLY">GENERALLY</a> harder than pure metals. They are made up of atoms of different sizes, rather than being <a href="https://interviewquestions.tuteehub.com/tag/uniform-1437485" style="font-weight:bold;" target="_blank" title="Click to know more about UNIFORM">UNIFORM</a>. </p><p></p><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>This means that the layers of atoms cannot slide over each other easily, making the whole alloy much stronger than any of the pure metals that the alloy contains in isolation </p></body></html>
Discussion
104.

An atom that gains two electrons will have what type of charge?

Answer» <html><body><p><strong>Answer:</strong></p><p>that <a href="https://interviewquestions.tuteehub.com/tag/atom-887280" style="font-weight:bold;" target="_blank" title="Click to know more about ATOM">ATOM</a> which gains 2 electrons <a href="https://interviewquestions.tuteehub.com/tag/acquire-361595" style="font-weight:bold;" target="_blank" title="Click to know more about ACQUIRE">ACQUIRE</a> negative <a href="https://interviewquestions.tuteehub.com/tag/charge-914384" style="font-weight:bold;" target="_blank" title="Click to know more about CHARGE">CHARGE</a> </p></body></html>
Discussion
105.

Nitrobenzene on reduction with LiAlH4 give​

Answer» <html><body><p><strong>Answer:</strong></p><p>he <a href="https://interviewquestions.tuteehub.com/tag/reduction-621019" style="font-weight:bold;" target="_blank" title="Click to know more about REDUCTION">REDUCTION</a> of the nitro-group might procede through attack of hydride onto the nitrogen atom or <a href="https://interviewquestions.tuteehub.com/tag/electron-968715" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRON">ELECTRON</a> transfer onto the group with subsequent reaction of the anion with proton (the exact <a href="https://interviewquestions.tuteehub.com/tag/mechanism-15329" style="font-weight:bold;" target="_blank" title="Click to know more about MECHANISM">MECHANISM</a> depends on conditions and <a href="https://interviewquestions.tuteehub.com/tag/reagents-1178484" style="font-weight:bold;" target="_blank" title="Click to know more about REAGENTS">REAGENTS</a>). It can produce a wide amount of monomeric products, in <a href="https://interviewquestions.tuteehub.com/tag/particular-1147539" style="font-weight:bold;" target="_blank" title="Click to know more about PARTICULAR">PARTICULAR</a>: nitrosocompounds, hydroxilamines and amines. It is known, that amines can react with nitrosocompounds forming the N=N bond. It looks like the first step in the reaction is a nucleoplilic attack of the amine nitrogen onto nitroso nitrogene with subsequent elimination of water.</p><p><strong>Explanation:</strong></p><p></p></body></html>
Discussion
106.

Which of following correct for c(graphite)+o2----co2 heat =384kj?​

Answer» <html><body><p><strong>Answer:</strong></p><p> in a different story than a you to see what the issue of</p><p><strong>Explanation:</strong></p><p> in a different story about it is I was <a href="https://interviewquestions.tuteehub.com/tag/wondering-7723068" style="font-weight:bold;" target="_blank" title="Click to know more about WONDERING">WONDERING</a> why I didn't realize it how do you need anything from I think it would might have been on it a bit few <a href="https://interviewquestions.tuteehub.com/tag/weeks-1451278" style="font-weight:bold;" target="_blank" title="Click to know more about WEEKS">WEEKS</a> minutes and <a href="https://interviewquestions.tuteehub.com/tag/ago-362350" style="font-weight:bold;" target="_blank" title="Click to know more about AGO">AGO</a> I was wondering able and a few <a href="https://interviewquestions.tuteehub.com/tag/great-2556" style="font-weight:bold;" target="_blank" title="Click to know more about GREAT">GREAT</a> day and time</p></body></html>
Discussion
107.

Which of the following is the lightest metal? (a) Hi. (b) Mg(c) Na (d) ca​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>(a) <a href="https://interviewquestions.tuteehub.com/tag/helium-484142" style="font-weight:bold;" target="_blank" title="Click to know more about HELIUM">HELIUM</a> is the <a href="https://interviewquestions.tuteehub.com/tag/lightest-541879" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHTEST">LIGHTEST</a> <a href="https://interviewquestions.tuteehub.com/tag/metal-1094457" style="font-weight:bold;" target="_blank" title="Click to know more about METAL">METAL</a>.</p></body></html>
Discussion
108.

In what way does deliquescence substance is different from hygroscopic substance​

Answer» <html><body><p><strong>Answer:</strong></p><p>The <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a> soluble substance which absorb <a href="https://interviewquestions.tuteehub.com/tag/moisture-1100161" style="font-weight:bold;" target="_blank" title="Click to know more about MOISTURE">MOISTURE</a> from the air and then <a href="https://interviewquestions.tuteehub.com/tag/dissolve-432057" style="font-weight:bold;" target="_blank" title="Click to know more about DISSOLVE">DISSOLVE</a> on the absorbed moisture to change into liquid taste are called deliquescent <a href="https://interviewquestions.tuteehub.com/tag/substances-654612" style="font-weight:bold;" target="_blank" title="Click to know more about SUBSTANCES">SUBSTANCES</a> whereas the substances which absorb moisture from air but do not change their <a href="https://interviewquestions.tuteehub.com/tag/state-21805" style="font-weight:bold;" target="_blank" title="Click to know more about STATE">STATE</a> are called hygroscopic substances.</p><p></p><p><strong>Explanation:</strong></p><p>It may be helpful</p></body></html>
Discussion
109.

Does lialh4 react with alkenes if yes what does it do ?​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>i can't <a href="https://interviewquestions.tuteehub.com/tag/understand-720010" style="font-weight:bold;" target="_blank" title="Click to know more about UNDERSTAND">UNDERSTAND</a> <a href="https://interviewquestions.tuteehub.com/tag/ur-721789" style="font-weight:bold;" target="_blank" title="Click to know more about UR">UR</a> <a href="https://interviewquestions.tuteehub.com/tag/question-25051" style="font-weight:bold;" target="_blank" title="Click to know more about QUESTION">QUESTION</a></p><p></p></body></html>
Discussion
110.

What is product C please answer it's urgent if answer is correct will mark as brainliest​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> <a href="https://interviewquestions.tuteehub.com/tag/mark-555248" style="font-weight:bold;" target="_blank" title="Click to know more about MARK">MARK</a> as <a href="https://interviewquestions.tuteehub.com/tag/brianliest-2487369" style="font-weight:bold;" target="_blank" title="Click to know more about BRIANLIEST">BRIANLIEST</a></p></body></html>
Discussion
111.

In what ratio should a 20% methyl alcohol solution be mixed with a 50% methyl alcohol solutionso that the resultant solution has 40% methyl alcohol in it?​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>i <a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> you... ......</p><p></p></body></html>
Discussion
112.

The first group elements are called ???​

Answer» <html><body><p><strong>Answer:</strong></p><h2>the <a href="https://interviewquestions.tuteehub.com/tag/first-461760" style="font-weight:bold;" target="_blank" title="Click to know more about FIRST">FIRST</a> group of <a href="https://interviewquestions.tuteehub.com/tag/elements-969381" style="font-weight:bold;" target="_blank" title="Click to know more about ELEMENTS">ELEMENTS</a> are <a href="https://interviewquestions.tuteehub.com/tag/called-907796" style="font-weight:bold;" target="_blank" title="Click to know more about CALLED">CALLED</a> <strong><a href="https://interviewquestions.tuteehub.com/tag/alkali-853286" style="font-weight:bold;" target="_blank" title="Click to know more about ALKALI">ALKALI</a></strong> matter</h2></body></html>
Discussion
113.

Product C is?please give answer with explanation no spamsit's urgent​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a> is PhCOCH3</p><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>the complete explanation is mentioned in the attached <a href="https://interviewquestions.tuteehub.com/tag/image-11684" style="font-weight:bold;" target="_blank" title="Click to know more about IMAGE">IMAGE</a></p></body></html>
Discussion
114.

Arrange in increasing order of ionic radius Al,Al+3,Cl-,Cl,Mg2+​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Al+3,Mg2+,<a href="https://interviewquestions.tuteehub.com/tag/cl-408888" style="font-weight:bold;" target="_blank" title="Click to know more about CL">CL</a>,Al,Cl-</p><p><strong>Explanation:</strong></p><p>hope it <a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a> u.</p><p>mark it as <a href="https://interviewquestions.tuteehub.com/tag/brainliest-1995348" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINLIEST">BRAINLIEST</a> if it helps u.</p></body></html>
Discussion
115.

N=3 m=0 I=1 s=-1/2 then find element name and atomic no​

Answer» <html><body><p> </p><p>n = 3 means third shell</p><p>I = 0 means s subshell of third shell. </p><p>m = 0 means <a href="https://interviewquestions.tuteehub.com/tag/either-7265046" style="font-weight:bold;" target="_blank" title="Click to know more about EITHER">EITHER</a> <a href="https://interviewquestions.tuteehub.com/tag/3s-311333" style="font-weight:bold;" target="_blank" title="Click to know more about 3S">3S</a> has I or 2 electrons</p><p>∴ Electronic configuration is</p><p>Is 2,2s 2,2P 6,3S <a href="https://interviewquestions.tuteehub.com/tag/1or-1803870" style="font-weight:bold;" target="_blank" title="Click to know more about 1OR">1OR</a> 3S 2</p><p> </p><p>∴ Atomic <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> is 11 or <a href="https://interviewquestions.tuteehub.com/tag/12-269062" style="font-weight:bold;" target="_blank" title="Click to know more about 12">12</a></p></body></html>
Discussion
116.

4 chloro 3 methylbut 2 en 1 ol structural formula​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> this answer <a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a> you..</p><p></p><p></p></body></html>
Discussion
117.

Please answer all this....​

Answer» <html><body><p><strong>Answer:</strong></p><p>1:-Br1-</p><p>2:-divalent</p><p>3:-reactants</p><p>4:-ammonium</p><p>5:-<a href="https://interviewquestions.tuteehub.com/tag/nitric-1118252" style="font-weight:bold;" target="_blank" title="Click to know more about NITRIC">NITRIC</a> oxide.</p><p>6:-nitrogen</p><p>7:-zero</p><p>8:-<a href="https://interviewquestions.tuteehub.com/tag/nitrous-2196967" style="font-weight:bold;" target="_blank" title="Click to know more about NITROUS">NITROUS</a> oxide</p><p>9:-<a href="https://interviewquestions.tuteehub.com/tag/heat-21102" style="font-weight:bold;" target="_blank" title="Click to know more about HEAT">HEAT</a> required</p><p>10:-<a href="https://interviewquestions.tuteehub.com/tag/k1-527609" style="font-weight:bold;" target="_blank" title="Click to know more about K1">K1</a>+</p></body></html>
Discussion
118.

What type of oxide would Eka-aluminum from? ​

Answer» <html><body><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/e2-961697" style="font-weight:bold;" target="_blank" title="Click to know more about E2">E2</a> <a href="https://interviewquestions.tuteehub.com/tag/o3-582815" style="font-weight:bold;" target="_blank" title="Click to know more about O3">O3</a></p><p>E2 O3 is the <a href="https://interviewquestions.tuteehub.com/tag/type-715478" style="font-weight:bold;" target="_blank" title="Click to know more about TYPE">TYPE</a> of oxide Eka – aluminium would <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a>.</p></body></html>
Discussion
119.

Derive a relationship between solubility and solubility product for a sparingly soluble salt AxBy​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Not <a href="https://interviewquestions.tuteehub.com/tag/understand-720010" style="font-weight:bold;" target="_blank" title="Click to know more about UNDERSTAND">UNDERSTAND</a>........</p></body></html>
Discussion
120.

how much amount of Hydrochloric acid and hydrogen peroxide on copper pot to get torch burns or diffuse?​

Answer» <html><body><p><strong>Answer:</strong></p><p>The hydrochloric acid catalyzes an exothermic decomposition of hydrogen peroxide into oxygen and <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a>. The accumulation of heat and non-condensable gas increases temperature and pressure in this <a href="https://interviewquestions.tuteehub.com/tag/reaction-22747" style="font-weight:bold;" target="_blank" title="Click to know more about REACTION">REACTION</a> <a href="https://interviewquestions.tuteehub.com/tag/process-11618" style="font-weight:bold;" target="_blank" title="Click to know more about PROCESS">PROCESS</a> <a href="https://interviewquestions.tuteehub.com/tag/always-373607" style="font-weight:bold;" target="_blank" title="Click to know more about ALWAYS">ALWAYS</a> lead to runaway reaction and accident owing to inadvertent mixing</p><p><strong>Explanation:</strong></p><p></p></body></html>
Discussion
121.

What is electric potential.........​

Answer» <html><body><p><strong>Answer:</strong></p><p>An electric potential is the <a href="https://interviewquestions.tuteehub.com/tag/amount-374803" style="font-weight:bold;" target="_blank" title="Click to know more about AMOUNT">AMOUNT</a> of work needed to move a unit of electric charge from a reference <a href="https://interviewquestions.tuteehub.com/tag/point-1157106" style="font-weight:bold;" target="_blank" title="Click to know more about POINT">POINT</a> to a specific point in an electric field <a href="https://interviewquestions.tuteehub.com/tag/without-3281350" style="font-weight:bold;" target="_blank" title="Click to know more about WITHOUT">WITHOUT</a> <a href="https://interviewquestions.tuteehub.com/tag/producing-2229964" style="font-weight:bold;" target="_blank" title="Click to know more about PRODUCING">PRODUCING</a> an acceleration. Typically, the reference point is the Earth or a point at infinity, although any point can be <a href="https://interviewquestions.tuteehub.com/tag/used-2318798" style="font-weight:bold;" target="_blank" title="Click to know more about USED">USED</a>. </p></body></html>
Discussion
122.

Write applications of any three isotops​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/smoke-646365" style="font-weight:bold;" target="_blank" title="Click to know more about SMOKE">SMOKE</a> Detectors.</p><p>Archaeological Dating.</p><p>Medical <a href="https://interviewquestions.tuteehub.com/tag/use-1441041" style="font-weight:bold;" target="_blank" title="Click to know more about USE">USE</a> </p><p></p></body></html>
Discussion
123.

41. In a closed insulated container, a liquid isstirred with a paddle to increase thetemperature. Which of the the following istrue?1) AU =W 0,q=0 2) AU =W = 0,9 303) AU = 0,W = q +0 4) W = 0, AU = q = 0please give me reply it's urgent​

Answer» <html><body><h2>In closed insulated container a liquid is stirred with a paddle to <a href="https://interviewquestions.tuteehub.com/tag/increase-1040383" style="font-weight:bold;" target="_blank" title="Click to know more about INCREASE">INCREASE</a> the temperature, <a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a>, it behaves as an adiabatic process, q=0.</h2><h2> </h2><h2><a href="https://interviewquestions.tuteehub.com/tag/hence-484344" style="font-weight:bold;" target="_blank" title="Click to know more about HENCE">HENCE</a>, from the first law of thermodynamics:</h2><h2></h2><h2> ΔE=q+W; ∵q=0</h2><h2></h2><h2>ΔE=W but not <a href="https://interviewquestions.tuteehub.com/tag/equal-446400" style="font-weight:bold;" target="_blank" title="Click to know more about EQUAL">EQUAL</a> to zero.</h2><h2></h2><h2>Hence, the correct answer is option B.</h2></body></html>
Discussion
124.

The meaning of the symbol over the arrow in a chemical equation.​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>The symbol over the arrow <a href="https://interviewquestions.tuteehub.com/tag/known-534098" style="font-weight:bold;" target="_blank" title="Click to know more about KNOWN">KNOWN</a> as <a href="https://interviewquestions.tuteehub.com/tag/lamda-536483" style="font-weight:bold;" target="_blank" title="Click to know more about LAMDA">LAMDA</a> <a href="https://interviewquestions.tuteehub.com/tag/tells-7259286" style="font-weight:bold;" target="_blank" title="Click to know more about TELLS">TELLS</a> the change in heat supplied</p><p><strong>Explanation:</strong></p><p></p></body></html>
Discussion
125.

Ionic compounds are generally soft solids is it true? why?

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>The crystal structure of ionic compounds is strong and rigid. It takes a lot of <a href="https://interviewquestions.tuteehub.com/tag/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a> to <a href="https://interviewquestions.tuteehub.com/tag/break-903849" style="font-weight:bold;" target="_blank" title="Click to know more about BREAK">BREAK</a> all those ionic bonds. As a result, ionic compounds are solids with high melting and boiling points. ... The strong bonds between their oppositely charged <a href="https://interviewquestions.tuteehub.com/tag/ions-1051295" style="font-weight:bold;" target="_blank" title="Click to know more about IONS">IONS</a> <a href="https://interviewquestions.tuteehub.com/tag/lock-1077406" style="font-weight:bold;" target="_blank" title="Click to know more about LOCK">LOCK</a> them into place in the crystal</p><p></p><p></p></body></html>
Discussion
126.

)) When a graph of vapour pressure of asolution is plotted against the molefraction of a solvent, the slope of thegraph gives:1) vapour pressure of a pure solvent2) vapour pressure of a solution3) mole fraction of a solvent4) mole fraction of a solute​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><strong><a href="https://interviewquestions.tuteehub.com/tag/vapour-1442886" style="font-weight:bold;" target="_blank" title="Click to know more about VAPOUR">VAPOUR</a> </strong><strong><a href="https://interviewquestions.tuteehub.com/tag/pressure-1164240" style="font-weight:bold;" target="_blank" title="Click to know more about PRESSURE">PRESSURE</a></strong><strong> </strong><strong>of </strong><strong><a href="https://interviewquestions.tuteehub.com/tag/pure-1172806" style="font-weight:bold;" target="_blank" title="Click to know more about PURE">PURE</a> </strong><strong><a href="https://interviewquestions.tuteehub.com/tag/solvent-1217160" style="font-weight:bold;" target="_blank" title="Click to know more about SOLVENT">SOLVENT</a></strong></p><p> </p><p> </p><p></p></body></html>
Discussion
127.

Date 7 12 2020Pago No.1Themolen conductielty of Infin ple dilutionof Al(SO4), is 858 san² malt!, Calautegiven toiven that iso 2- is 160 s Ichn² molmolar sonic conductivity of 41 3+ ion4​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/thanks-665909" style="font-weight:bold;" target="_blank" title="Click to know more about THANKS">THANKS</a> <a href="https://interviewquestions.tuteehub.com/tag/dear-431391" style="font-weight:bold;" target="_blank" title="Click to know more about DEAR">DEAR</a></p><p></p><p></p><p></p><p><strong>pl</strong><strong>ease</strong><strong> <a href="https://interviewquestions.tuteehub.com/tag/add-361838" style="font-weight:bold;" target="_blank" title="Click to know more about ADD">ADD</a></strong><strong> me</strong><strong> as</strong><strong> <a href="https://interviewquestions.tuteehub.com/tag/brainliest-1995348" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINLIEST">BRAINLIEST</a></strong><strong> </strong><strong>de</strong><strong>ar</strong></p></body></html>
Discussion
128.

Derive equation of partial pressure in terms of mole fraction​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Since pi = Xi Ptotal, the <a href="https://interviewquestions.tuteehub.com/tag/partial-596556" style="font-weight:bold;" target="_blank" title="Click to know more about PARTIAL">PARTIAL</a> pressure of each <a href="https://interviewquestions.tuteehub.com/tag/gas-1003521" style="font-weight:bold;" target="_blank" title="Click to know more about GAS">GAS</a> can be found by multiplying its mole fraction times the total pressure, 750.0 torr. ... <a href="https://interviewquestions.tuteehub.com/tag/ph2-2211366" style="font-weight:bold;" target="_blank" title="Click to know more about PH2">PH2</a> = 734.8 torr. The <a href="https://interviewquestions.tuteehub.com/tag/amount-374803" style="font-weight:bold;" target="_blank" title="Click to know more about AMOUNT">AMOUNT</a> of H2(g) collected can be calculated using the ideal gas law.</p><p><strong>Explanation:</strong></p><p>follow me</p><p>like my answer</p></body></html>
Discussion
129.

32. Two liters of N, at O'C and 5atm areexpanded exothermally against a constantexternal pressure of latm untill the pressureof gas reaches latm. Assuring gas to beideal. Calculate work of expansion1) 400 J 2) -810 J 3) -810 KJ 4) 600 KJplease answer me it's urgent​

Answer» <html><body><p>&lt;<a href="https://interviewquestions.tuteehub.com/tag/p-588962" style="font-weight:bold;" target="_blank" title="Click to know more about P">P</a>&gt;<strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>Since the external pressure is greatly different from the pressure of </p><p>N </p><p>2</p><p> </p><p> and thus, the <a href="https://interviewquestions.tuteehub.com/tag/process-11618" style="font-weight:bold;" target="_blank" title="Click to know more about PROCESS">PROCESS</a> is irreversible.</p><p>w=−P </p><p>ext</p><p> </p><p> (V </p><p>2</p><p> </p><p> −V </p><p>1</p><p> </p><p> )</p><p>w=−1×(V </p><p>2</p><p> </p><p> −V </p><p>1</p><p> </p><p> )</p><p>Given V </p><p>1</p><p> </p><p> =2 litre V </p><p>2</p><p> </p><p> =? T=273K</p><p>P </p><p>1</p><p> </p><p> =5atm P </p><p>2</p><p> </p><p> =1atm</p><p>∴P </p><p>1</p><p> </p><p> V </p><p>1</p><p> </p><p> =P </p><p>2</p><p> </p><p> V </p><p>2</p><p> </p><p> </p><p>∴V </p><p>2</p><p> </p><p> = </p><p>1</p><p>2×5</p><p> </p><p> =<a href="https://interviewquestions.tuteehub.com/tag/10-261113" style="font-weight:bold;" target="_blank" title="Click to know more about 10">10</a> litre</p><p>∴w=−1×(10−2)=−8 litre atm</p><p>∴=− </p><p>0.0821</p><p>8×1.987</p><p> </p><p> calorie=− </p><p>0.0821</p><p>8×1.987×4.184</p><p> </p><p> J=−810.10 <a href="https://interviewquestions.tuteehub.com/tag/joule-526299" style="font-weight:bold;" target="_blank" title="Click to know more about JOULE">JOULE</a></p></body></html>
Discussion
130.

ADP and ATP differ in number of (with explanation)​

Answer» <html><body><p><strong>Answer:</strong></p><p><em>P</em><em>h</em><em>o</em><em>s</em><em>p</em><em>h</em><em>a</em><em>t</em><em>e</em><em> </em><em>u</em><em>n</em><em>i</em><em>t</em><em>s</em><em>.</em></p><p><strong>Explanation:</strong></p><p></p><p><em>A</em><em>D</em><em>P</em><em> </em><em>i</em><em>s</em><em> </em><em>a</em><em>d</em><em>e</em><em>n</em><em>o</em><em>s</em><em>i</em><em>n</em><em>e</em><em> </em><em>d</em><em>i</em><em>p</em><em>h</em><em>o</em><em>s</em><em>p</em><em>h</em><em>a</em><em>t</em><em>e</em><em> </em><em>a</em><em>n</em><em>d</em><em> </em><em>i</em><em>t</em><em> </em><em>h</em><em>a</em><em>s</em><em> </em><em>t</em><em>w</em><em>o</em><em> </em><em>p</em><em>h</em><em>o</em><em>s</em><em>p</em><em>h</em><em>a</em><em>t</em><em>e</em><em> </em><em>g</em><em>r</em><em>o</em><em>u</em><em>p</em><em>s</em><em> </em><em>w</em><em>h</em><em>i</em><em>l</em><em>e</em><em> </em><em>A</em><em>T</em><em>P</em><em> </em><em>i</em><em>s</em><em> </em><em>a</em><em>d</em><em>e</em><em>n</em><em>o</em><em>s</em><em>i</em><em>n</em><em>e</em><em> </em><em>t</em><em>r</em><em>i</em><em>p</em><em>h</em><em>o</em><em>s</em><em>p</em><em>h</em><em>a</em><em>t</em><em>e</em><em> </em><em>a</em><em>n</em><em>d</em><em> </em><em>i</em><em>t</em><em> </em><em>h</em><em>a</em><em>s</em><em> </em><em>t</em><em>h</em><em>r</em><em>e</em><em>e</em><em> </em><em>p</em><em>h</em><em>o</em><em>s</em><em>p</em><em>h</em><em>a</em><em>t</em><em>e</em><em> </em><em>g</em><em>r</em><em>o</em><em>u</em><em>p</em><em>s</em><em>.</em></p><p><em>T</em><em>h</em><em>u</em><em>s</em><em>,</em><em> </em><em>A</em><em>T</em><em>P</em><em> </em><em>a</em><em>n</em><em>d</em><em> </em><em>A</em><em>D</em><em>P</em><em> </em><em>d</em><em>i</em><em>f</em><em>f</em><em>e</em><em>r</em><em> </em><em>i</em><em>n</em><em> </em><em>n</em><em>u</em><em>m</em><em>b</em><em>e</em><em>r</em><em> </em><em>o</em><em>f</em><em> </em><em>p</em><em>h</em><em>o</em><em>s</em><em>p</em><em>h</em><em>a</em><em>t</em><em>e</em><em> </em><em>u</em><em>n</em><em>i</em><em>t</em><em>s</em><em>.</em></p><p></p><p><strong><em>H</em></strong><strong><em>o</em></strong><strong><em>p</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>i</em></strong><strong><em>t</em></strong><strong><em> </em></strong><strong><em>w</em></strong><strong><em>i</em></strong><strong><em>l</em></strong><strong><em>l</em></strong><strong><em> </em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em>l</em></strong><strong><em>p</em></strong><strong><em> </em></strong><strong><em>y</em></strong><strong><em>o</em></strong><strong><em>u</em></strong><strong><em>.</em></strong><strong><em>T</em></strong><strong><em>h</em></strong><strong><em>a</em></strong><strong><em>n</em></strong><strong><em>k</em></strong><strong><em>s</em></strong><strong><em>.</em></strong></p></body></html>
Discussion
131.

What are three main characteristics of an image of an object made by a plane mirror.​

Answer» <html><body><p><img align="absmiddle" alt="\pink{\boxed{\blue{\boxed{ \purple{ \boxed{{\mathfrak{Answer }}}}}}}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%20%5Cpink%7B%5Cboxed%7B%5Cblue%7B%5Cboxed%7B%20%5Cpurple%7B%20%5Cboxed%7B%7B%5Cmathfrak%7BAnswer%20%7D%7D%7D%7D%7D%7D%7D%7D" title="\pink{\boxed{\blue{\boxed{ \purple{ \boxed{{\mathfrak{Answer }}}}}}}}"/></p><p></p><h2>Images <a href="https://interviewquestions.tuteehub.com/tag/formed-464209" style="font-weight:bold;" target="_blank" title="Click to know more about FORMED">FORMED</a> by <a href="https://interviewquestions.tuteehub.com/tag/plane-1155510" style="font-weight:bold;" target="_blank" title="Click to know more about PLANE">PLANE</a> <a href="https://interviewquestions.tuteehub.com/tag/mirrors-1098210" style="font-weight:bold;" target="_blank" title="Click to know more about MIRRORS">MIRRORS</a> are virtual, <a href="https://interviewquestions.tuteehub.com/tag/upright-1440445" style="font-weight:bold;" target="_blank" title="Click to know more about UPRIGHT">UPRIGHT</a>, left-right <a href="https://interviewquestions.tuteehub.com/tag/reversed-7265159" style="font-weight:bold;" target="_blank" title="Click to know more about REVERSED">REVERSED</a>, the same distance from the mirror as the object's distance, and the same size as the object.</h2><p><strong>Explanation:</strong></p><p></p><h3>hope it helps you...</h3></body></html>
Discussion
132.

Explain sp2 hybridisation in Bcl2​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>During the formation of <a href="https://interviewquestions.tuteehub.com/tag/becl2-2464560" style="font-weight:bold;" target="_blank" title="Click to know more about BECL2">BECL2</a>, beryllium atom bonds with two chlorine atoms via single covalent bonds. The number of electron pairs around the <a href="https://interviewquestions.tuteehub.com/tag/central-407816" style="font-weight:bold;" target="_blank" title="Click to know more about CENTRAL">CENTRAL</a> atom will be two. No lone pair is found in the molecule. If we analyse this information then we can conclude that BeCl2 has sp hybridization.</p><p></p></body></html>
Discussion
133.

21. P4+ NaOH gives sodium saltof a) Phosphinic acid c) Pyrophosphorous acid b) Phosphoric acid d) Metaphosphoric acid​

Answer» <html><body><p><strong>Answer:</strong></p><p>a) Phosphinic acid.</p><p><strong>Explanation:</strong></p><p>White phosphorus (<a href="https://interviewquestions.tuteehub.com/tag/p4-589863" style="font-weight:bold;" target="_blank" title="Click to know more about P4">P4</a>) <a href="https://interviewquestions.tuteehub.com/tag/react-613674" style="font-weight:bold;" target="_blank" title="Click to know more about REACT">REACT</a> with sodium <a href="https://interviewquestions.tuteehub.com/tag/hydroxide-493242" style="font-weight:bold;" target="_blank" title="Click to know more about HYDROXIDE">HYDROXIDE</a> and water (NaOH) to <a href="https://interviewquestions.tuteehub.com/tag/produce-1167752" style="font-weight:bold;" target="_blank" title="Click to know more about PRODUCE">PRODUCE</a> phosphinic acid and sodium <a href="https://interviewquestions.tuteehub.com/tag/hypophosphite-2723140" style="font-weight:bold;" target="_blank" title="Click to know more about HYPOPHOSPHITE">HYPOPHOSPHITE</a>.</p><p></p><p>-<img align="absmiddle" alt="Shahrin" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=Shahrin" title="Shahrin"/> <img align="absmiddle" alt="Khan" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=Khan" title="Khan"/></p></body></html>
Discussion
134.

Mgcl+H20 what is nature of salt​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Magnesium Chloride(<a href="https://interviewquestions.tuteehub.com/tag/mgcl-2176675" style="font-weight:bold;" target="_blank" title="Click to know more about MGCL">MGCL</a> 2) is <a href="https://interviewquestions.tuteehub.com/tag/actually-1968034" style="font-weight:bold;" target="_blank" title="Click to know more about ACTUALLY">ACTUALLY</a> a neutral salt as it is an ionic compound prepared from an acid(HCl) and a base[<a href="https://interviewquestions.tuteehub.com/tag/mg-1095425" style="font-weight:bold;" target="_blank" title="Click to know more about MG">MG</a>(OH) 2].</p></body></html>
Discussion
135.

For the reaction between sodium carbonate and calcium hydroxide to form a precipitate. Write a net ionic equation for the reaction

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><h2><a href="https://interviewquestions.tuteehub.com/tag/see-630247" style="font-weight:bold;" target="_blank" title="Click to know more about SEE">SEE</a> <a href="https://interviewquestions.tuteehub.com/tag/attachment-385146" style="font-weight:bold;" target="_blank" title="Click to know more about ATTACHMENT">ATTACHMENT</a> <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> you <a href="https://interviewquestions.tuteehub.com/tag/lot-1079511" style="font-weight:bold;" target="_blank" title="Click to know more about LOT">LOT</a></h2></body></html>
Discussion
136.

Can anyone please solve all the marked questions and most importantly give an detailed explanation as to why the answer came up and how to solve such questions? Please only genuine answers.[50 points]

Answer» <html><body><p>I can <a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>; <a href="https://interviewquestions.tuteehub.com/tag/contact-25916" style="font-weight:bold;" target="_blank" title="Click to know more about CONTACT">CONTACT</a> me at my <a href="https://interviewquestions.tuteehub.com/tag/email-11311" style="font-weight:bold;" target="_blank" title="Click to know more about EMAIL">EMAIL</a> <a href="https://interviewquestions.tuteehub.com/tag/address-849606" style="font-weight:bold;" target="_blank" title="Click to know more about ADDRESS">ADDRESS</a>: <a class="__cf_email__" data-cfemail="a9c8c7c0dbcbc8c7cac1c8ddddccdbc3cccc989b9fe9cec4c8c0c587cac6c4" href="/cdn-cgi/l/email-protection">[email <a href="https://interviewquestions.tuteehub.com/tag/protected-11898" style="font-weight:bold;" target="_blank" title="Click to know more about PROTECTED">PROTECTED</a>]</a></p></body></html>
Discussion
137.

Which of the following groups comes under EDG *

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>jfryhjgdhkhhvb <a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a> <a href="https://interviewquestions.tuteehub.com/tag/n-568463" style="font-weight:bold;" target="_blank" title="Click to know more about N">N</a> jfhxjvkghcjvj</p></body></html>
Discussion
138.

Write the value of absolute temperature in Kelvin and in celcius​

Answer» <html><body><ul><li><em><a href="https://interviewquestions.tuteehub.com/tag/0-251616" style="font-weight:bold;" target="_blank" title="Click to know more about 0">0</a> °C (freezing point of water) = 273.15 K. 25 °C (room <a href="https://interviewquestions.tuteehub.com/tag/temperature-11887" style="font-weight:bold;" target="_blank" title="Click to know more about TEMPERATURE">TEMPERATURE</a>) = 298.15 K. 100 °C (boiling point of water) = 373.15 K. <a href="https://interviewquestions.tuteehub.com/tag/0k-256472" style="font-weight:bold;" target="_blank" title="Click to know more about 0K">0K</a> (absolute zero) = - 273.15 Celsius.</em></li></ul><p></p><h2><em>poison</em><em> Queen</em></h2></body></html>
Discussion
139.

Calculate mass in grams a) 1 atom of Agb) 1gm atom of Nitrogen c) 1 mole of Ca d) 1 mole of O2 molecule. Please answer fast!!!!! And answer should be correct.​

Answer» <html><body><p></p><p>Answer</p><p>Molar mass of NItrogen =14g/<a href="https://interviewquestions.tuteehub.com/tag/mole-1100299" style="font-weight:bold;" target="_blank" title="Click to know more about MOLE">MOLE</a></p><p>i.e mass of 1 mole of N=14g</p><p>1 mole <a href="https://interviewquestions.tuteehub.com/tag/contains-11473" style="font-weight:bold;" target="_blank" title="Click to know more about CONTAINS">CONTAINS</a> 6.022×10 </p><p>23</p><p> atoms</p><p>∴ mass of 6.022×10 </p><p>23</p><p> atoms of N=14g</p><p>Mass of 1 atom of N= </p><p>6.022×10 </p><p>23</p><p> atoms</p><p>14g</p><p> </p><p> </p><p>Mass of 1 atom of N is 2.32×10 </p><p>−23</p><p> <a href="https://interviewquestions.tuteehub.com/tag/g-1003017" style="font-weight:bold;" target="_blank" title="Click to know more about G">G</a> </p><p><strong><a href="https://interviewquestions.tuteehub.com/tag/mark-555248" style="font-weight:bold;" target="_blank" title="Click to know more about MARK">MARK</a></strong><strong> </strong><strong>ME</strong><strong> </strong><strong><a href="https://interviewquestions.tuteehub.com/tag/brainiest-2007047" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINIEST">BRAINIEST</a></strong><strong> </strong></p></body></html>
Discussion
140.

Br2(l) reacts with Cl2(g) to form BrCI and Brcl3, simultaneously. How many moles of Cl2(g) react completely with 0.03 moles of Br.(I) to form BrCl and BrCI3 in 5: 1 molar ratioPlease explain step-by-step​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>reply</p><p><strong>Explanation:</strong></p><p>the <a href="https://interviewquestions.tuteehub.com/tag/world-1460172" style="font-weight:bold;" target="_blank" title="Click to know more about WORLD">WORLD</a> of the world of the world</p></body></html>
Discussion
141.

How many moles of molecules are there in 6g of Oxygen gas

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/mass-1088425" style="font-weight:bold;" target="_blank" title="Click to know more about MASS">MASS</a> in grams = 6 g</p><p></p><p>Molar mass of oxygen = 6 g/mol</p><p></p><p>No of <a href="https://interviewquestions.tuteehub.com/tag/moles-1100459" style="font-weight:bold;" target="_blank" title="Click to know more about MOLES">MOLES</a> = (mass in grams)/molar mass</p><p></p><p>No of moles of oxygen = 6/6 = 1 mol</p><p></p><p>No of molecules = (no of moles) x Avogadro's numbers</p><p></p><p>No of molecules = 1 x 6.02x10^23</p><p></p><p>No of molecules of oxygen = 6.02x10^23.</p><p></p><p></p><p></p><p></p><p></p><p></p><p></p><p>hopefully its <a href="https://interviewquestions.tuteehub.com/tag/helped-7270941" style="font-weight:bold;" target="_blank" title="Click to know more about HELPED">HELPED</a> <a href="https://interviewquestions.tuteehub.com/tag/u-1435036" style="font-weight:bold;" target="_blank" title="Click to know more about U">U</a> dear :)</p></body></html>
Discussion
142.

What is air pollution? what are the factor affecting it? what are the bad effects of air pollution​

Answer» <html><body><p><strong>Explanation:</strong></p><p>Some air pollutants are poisonous. Inhaling them can increase the chance you'll have health problems. People with heart or lung disease, older adults and children are at greater risk from air pollution. Air pollution isn't just outside - the air inside buildings can also be <a href="https://interviewquestions.tuteehub.com/tag/polluted-1158356" style="font-weight:bold;" target="_blank" title="Click to know more about POLLUTED">POLLUTED</a> and affect your health.</p><p>Air pollution can also <a href="https://interviewquestions.tuteehub.com/tag/cause-910965" style="font-weight:bold;" target="_blank" title="Click to know more about CAUSE">CAUSE</a> <a href="https://interviewquestions.tuteehub.com/tag/headaches-1016480" style="font-weight:bold;" target="_blank" title="Click to know more about HEADACHES">HEADACHES</a>, dizziness, and nausea. ... Long-term health effects from air pollution include heart disease, lung cancer, and respiratory diseases such as emphysema. Air pollution can also cause long-term <a href="https://interviewquestions.tuteehub.com/tag/damage-943544" style="font-weight:bold;" target="_blank" title="Click to know more about DAMAGE">DAMAGE</a> to people's nerves, brain, kidneys, liver, and other organs.</p></body></html>
Discussion
143.

What is an analysis reaction of give example -​

Answer» <html><body><p><strong>Answer:</strong></p><p>Decomposition <a href="https://interviewquestions.tuteehub.com/tag/reactions-20919" style="font-weight:bold;" target="_blank" title="Click to know more about REACTIONS">REACTIONS</a> are <a href="https://interviewquestions.tuteehub.com/tag/also-373387" style="font-weight:bold;" target="_blank" title="Click to know more about ALSO">ALSO</a> called analysis reactions because they are <a href="https://interviewquestions.tuteehub.com/tag/extremely-455606" style="font-weight:bold;" target="_blank" title="Click to know more about EXTREMELY">EXTREMELY</a> valuable in <a href="https://interviewquestions.tuteehub.com/tag/analytical-1977133" style="font-weight:bold;" target="_blank" title="Click to know more about ANALYTICAL">ANALYTICAL</a> techniques. Examples <a href="https://interviewquestions.tuteehub.com/tag/include-11332" style="font-weight:bold;" target="_blank" title="Click to know more about INCLUDE">INCLUDE</a> mass spectrometry, gravimetric analysis, and thermogravimetric analysis.</p></body></html>
Discussion
144.

While sweating heavily you can sit under a fan or near a cooler or a A.C .Which of the following option will often better cooling ?(a)Fan > Cooler > A.C(b)A.C > Cooler > Fan(c)Cooler > A.C > Fan(d)A.C > Fan > Cooler

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>d)A.C&gt;<a href="https://interviewquestions.tuteehub.com/tag/fan-456390" style="font-weight:bold;" target="_blank" title="Click to know more about FAN">FAN</a>&gt;<a href="https://interviewquestions.tuteehub.com/tag/cooler-933541" style="font-weight:bold;" target="_blank" title="Click to know more about COOLER">COOLER</a> is the answer</p></body></html>
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145.

Fractional distillation method

Answer» <html><body><p><strong>Answer:</strong></p><p>Fractional distillation is a type of distillation which involves the separation of miscible liquids. The <a href="https://interviewquestions.tuteehub.com/tag/process-11618" style="font-weight:bold;" target="_blank" title="Click to know more about PROCESS">PROCESS</a> involves <a href="https://interviewquestions.tuteehub.com/tag/repeated-1185068" style="font-weight:bold;" target="_blank" title="Click to know more about REPEATED">REPEATED</a> distillations and condensations and the mixture is usually separated into component parts. The separation happens when the mixture is <a href="https://interviewquestions.tuteehub.com/tag/heated-1017243" style="font-weight:bold;" target="_blank" title="Click to know more about HEATED">HEATED</a> at a certain temperature where fractions of the mixture start to vaporize.</p><p>The basic principle of this type of distillation is that different liquids boil and evaporate at different temperatures. So when the mixture is heated, the substance with lower boiling point <a href="https://interviewquestions.tuteehub.com/tag/starts-1224822" style="font-weight:bold;" target="_blank" title="Click to know more about STARTS">STARTS</a> to boil first and convert into vapours</p><p></p><p><strong>Explanation:</strong></p><p>hope it will help you <a href="https://interviewquestions.tuteehub.com/tag/pls-591756" style="font-weight:bold;" target="_blank" title="Click to know more about PLS">PLS</a> mark me as branelist</p><p></p></body></html>
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146.

Ionic equation of Al2O3 ​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p></p><p><strong>Explanation:</strong></p><p>Al2O3.</p><p>Aluminum oxide has a <a href="https://interviewquestions.tuteehub.com/tag/chemical-914796" style="font-weight:bold;" target="_blank" title="Click to know more about CHEMICAL">CHEMICAL</a> <a href="https://interviewquestions.tuteehub.com/tag/formula-464310" style="font-weight:bold;" target="_blank" title="Click to know more about FORMULA">FORMULA</a> Al2O3.</p></body></html>
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147.

Write down the values of all the quamtum numbers for 19 electron of cr (z=24)​

Answer» <html><body><p><strong>Answer:</strong></p><p>4s^2 3d^4</p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/principle-1166255" style="font-weight:bold;" target="_blank" title="Click to know more about PRINCIPLE">PRINCIPLE</a> quantum <a href="https://interviewquestions.tuteehub.com/tag/number-582134" style="font-weight:bold;" target="_blank" title="Click to know more about NUMBER">NUMBER</a> (n) = 3</p><p>azimuthal quantum number (l)= 2</p><p>magnetic quantum number (<a href="https://interviewquestions.tuteehub.com/tag/m1-546405" style="font-weight:bold;" target="_blank" title="Click to know more about M1">M1</a>) = -1</p><p>spin quantum number (m2) = +1/2</p></body></html>
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148.

If the mole fraction of acetone in water is 0.2 then the mass percentage (w/w) of acetone in the solution will be (Molar mass of acetone = 58 g​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>Mole fraction of solute=  </p><p>Total number of moles  of all the solvent</p><p>Moles of solute</p><p>​  </p><p>  X_{A}= \frac{mol A}{mol A + mol B}X  </p><p>A</p><p>​  </p><p> =  </p><p>molA+molB</p><p>molA</p><p>​  </p><p>  </p><p>And</p><p></p><p>X_{B}= \frac{mol B}{mol A + mol B}X  </p><p>B</p><p>​  </p><p> =  </p><p>molA+molB</p><p>molB</p><p>​  </p><p>  </p><p>Note:</p><p></p><p>1. In the given mixture, sum of all the mole fractions is equal to one.</p><p></p><p>XA + XB = 1</p><p></p><p>2. The multiplication of the mole fraction by 100 <a href="https://interviewquestions.tuteehub.com/tag/gives-1007647" style="font-weight:bold;" target="_blank" title="Click to know more about GIVES">GIVES</a> the mole percentage.</p><p></p><p>3. Mole fraction is a unitless and dimensionless expression</p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it helps you </p><p>please mark me as a brainlist!</p></body></html>
Discussion
149.

Assertion (A) : A mixture of acetone and water is separated by using simple distillation method.This method is used to separate two or more miscible liquids.Reason (R) : Acetone, out of the two components has a lower boiling point and water has higher boiling poin​

Answer» <html><body><p><img align="absmiddle" alt="\tt\huge\purple{hello!!!}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5Ctt%5Chuge%5Cpurple%7Bhello%21%21%21%7D" title="\tt\huge\purple{hello!!!}"/></p><p></p><p>HERE IS UR ANSWER</p><p></p><p><img align="absmiddle" alt="_____________________________" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=_____________________________" title="_____________________________"/></p><p></p><p><strong>Assertion</strong> is wrong but <strong>reason</strong> is correct.</p><p>A mixture of acetone and <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a> cannot be <a href="https://interviewquestions.tuteehub.com/tag/separated-7272382" style="font-weight:bold;" target="_blank" title="Click to know more about SEPARATED">SEPARATED</a> by using <a href="https://interviewquestions.tuteehub.com/tag/simple-1208262" style="font-weight:bold;" target="_blank" title="Click to know more about SIMPLE">SIMPLE</a> distillation method</p></body></html>
Discussion
150.

Problem#5: An Organic compound having molecular formula C7H8 and showing below NMR spectrum. Find out the structure of the compound.​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>jdfifiififogfififiififfiicciciifciicvi</p></body></html>
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