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4201.

2. A molecule is made up of (a) similar(c) similar or differentkinds of atoms.(b) different(d) identical​

Answer» ULE is MADE up of (a) SIMILAR KINDS of atoms.MARK AS BRAINLIEST AND FOLLOWGIVE ❤
4202.

Classify allotropes of carbon with exam of each?​

Answer»

The different ALLOTROPIC types of carbon can be extensively characterized into two classes, NAMELY: Crystalline FORM and Amorphous form. Fig. 2: Different allotropes of carbon: (a) graphite, (B) graphene, (c) carbon NANOTUBE, (d) C60, (e) C70, (f) C540, (g) amorphous carbon, (h) lonsdaleite, and (i) diamo

4203.

Why does symbol mg represent magnesium​

Answer»

Magnesium is a CHEMICAL element with the symbol Mg and ATOMIC number 12. It is a shiny ... Mg. All are PRESENT in significant amounts (see table of isotopes above). About 79% of Mg is 24. Mg. The isotope ...

4204.

Which salt is the one in which the hydrogen of an acid has been partially replaced by a metal​

Answer»

An ACIDIC salt is one in which hydrogen of an ACID has been PARTIALLY replaced by. Rosebino5521 is waiting for your help.this is the ANSWER

4205.

1. Si Jose P. Rizal ang bayani kahit sa ibangbansa dahil siya ang ating pambansang bayanibomo nina Melia at​

Answer» EH any YUNG TANONG DUN?
4206.

an acid is defined as a compound which when dissolved in water it gives -------- ion as the only positively charged ion​

Answer»

H+ION or HYDROGEN ion. HOPE it HELPS

4207.

Explain how listed pictures act as a source of waste water​

Answer»

Explanation:Wastewater (or waste water) is any water that has been contaminated by human use. ... The characteristics of wastewater VARY DEPENDING on the source. Types of ... This is a partial list of pollutants that may be CONTAINED in wastewater: ... In Nigeria, the Water Resources Act of 1993 is the law responsible for all kinds of water.Wastewater treatment is a process used to remove contaminants from wastewater or sewage ... POINT SOURCES include industrial facilities, municipal governments (sewage ... Algae fuel · Decentralized wastewater system

4208.

The elephant who has ears measuring 2 m in length and 1-2 in width​

Answer»

so ? PLZ complete your qstn i ll definitely gonna answr it

4209.

Kiski h yh ☞what is Migration??☞what are the cause of Migration??​

Answer»

tion: MIGRATION is the movement of people from one PLACE to another. Migration can be within a country or between countries. Employment opportunities are the most common reason DUE to which people migrate.

4210.

Plz can anyone help me in this question. plz it is urgent​

Answer»

Gas-forming reactionsCaCO3(s) + 2 HCl(aq) → CACL2(aq) + CO2(g) + H2O (L) In this equation, the SYMBOL (aq) signifies that a compound is in an aqueous, or WATER, solution.

4211.

How to without petroleum ​

Answer»

how to *LIVE* WITHOUT PETROLEUM GOOD GRAMMER question

4212.

How would you make a saturated salt solution?I want the correct answer please​

Answer»

Make a saturated NaCl SOLUTION by mixing an excess of SALT into distilled water. The solubility of NaCl in H2O is APPROXIMATELY 35g/100ml at 20℃, so 100g of NaCl into 200ml of H2O should be sufficient. Transfer enough of the saturated solution into a Petri dish to cover the surface of the dish.Explanation:MARK me as brainlist answer

4213.

Plz help me with correct solution

Answer»

Molar MASS of oxygen is 32 GRAM per MOL and it will be used to convert its grams to moles. So, 59.6 grams of Iron are needed to COMBINE with 25.6 grams of oxygen.

4214.

The formula of sulphate of metal a M is M2SO4, determine the valency of the metal M and predict the formula of its dichromate, carbide​

Answer»

The FORMULA Of SULPHATE Of METAL a M is M2SO4, ... Of The Metal M And Predict Of It's DICHROMATE , Carbide , Nitrate And ...Explanation:I hope this answer will HELP you.

4215.

3) Heat is transferred from one body to another by conduction, if (i) the two bodies are in contact (ii) they are at different temperatures (iii) they are good insulators of heat (iv) they have the same temperaturesa) (i) and (ii) b) (ii) and (iii) c) (iii) and (iv) d) (i) and (iv)please answer it is urgent

Answer» ANSWER is AEXPLANATION:MARK ME BRAINLIST ASAP
4216.

Permissible limit of a polluant in atmosphere is _

Answer» AIR POLLUTANTS .............
4217.

Why explosion of a cracker is a chemical change.​

Answer» BCZ after EXPLOSION SMOKE and sound are produced that's why chemical changeExplanation:mark me as brainliest for this ANSWER
4218.

Write metal reactivity series and its application in the form of four equations

Answer»

ticle is on reactivity SERIES of metals. Metals are usually inclined to form cations through electron loss, REACTING with oxygen in the air to form oxides over VARIOUS timescales (IRON rusts over years, while potassium burns in SECONDS). ... 4 Na + O2 → 2 Na2O (sodium oxide) 2 Ca + O2 → 2 CaO (calcium oxide)

4219.

Energy given out during the process of formation of water chemically. * (a) Chemical Energy(b) Heat energy(c) Sound energy​

Answer»

Here is your answer Explanation:CHEMICAL ENERGY BECAUSE The formation of a compound occurs when the compound is more stable than the constituents were when they were alone. There are two different sorts of chemical reactionsthose that take in energy - endothermicthose that give off energy - exothermicExothermic reactions RESULT when the chemical BONDS between atoms in molecules are reformed or when the overall result of a chemical reaction is the making of bonds.The reactants fall into their most stable available state by giving up energy. These bonds all involve atomic electrons. The nuclei of the constituents remain unchanged.To understand this think of a golf ball falling into a hole in the ground. It is more stable than that same golf ball on the ground, because the one on the ground could fall into the hole. The one in the hole can fall no farther. It gave up gravitational energy to fall into the hole. To bring it back out off the hole involves PAYMENT of an energy PRICE. The ball MUST gain as much energy as it lost going into the hole to get out again.I HOPE MY ANSWER WILL BE HELPFUL FOR YOU PLEASE MARK ME AS BRAINLIEST

4220.

Effective nuclear Charge is represented by which letter?​

Answer» EFFECTIVE nuclear CHARGE is REPRESENTED by Explanation:MARK my answer as Brainliest.
4221.

बिहार बोर्ड के लिए राष्ट्रीय शिक्षा नीति के आयोजको Page9 Qਤੇ ਚੀਜ਼ ਦੇ ਹਰੇ ਹੈहो उदाहरण देउत्तर​

Answer»

vgyfcrgybgubgvybduv5vff5vtd6

4222.

hey who so ever love there dad write answer that i love my dad 200 or 300 it's your choice but my is that i loves my dad infinite ​

Answer»

i LOVE my DAD INFINITE TIMES infinite ☺☺☺

4223.

What weight of calcium bicarbonate should be heated to obtain 2.4 x (10)23 molecules of co2​

Answer»

tion:Chemical reaction INVOLVED is:CaCO 3 →CaO+CO 2 Molar MASS of CaCO 3 =40+12+16×3=100 gAccording to the balanced reaction 100 g of CaCO 3 produces 1 mol of CO 2 i.e. 22.4 L at STP.∴50 g CaCO 3 will produce 10022.4 ×50=11.2 L CO 2 at STP.

4224.

Characteristics of non metals ?❤️❤️​

Answer»

non metalsA NONMETAL is typically brittle when solid and usually has poor thermal conductivity and electrical conductivity. Chemically, nonmetals tend to have relatively HIGH ionization energy, ELECTRON AFFINITY, and electronegativity. They gain or share electrons when they react with other elements and chemical compounds.Elements: Helium; Nitrogen; Neon;²¹ᵗʰˣ⁻ᶠᵒˡˡᵒʷ⁻ⁱⁿᵇᵒˣ

4225.

Wgat is mean by PVC?​

Answer» TION:°◉◈✿。 [♛ ItzŠHWĘŤŁÀÑÂ♛] 。✿◈◉°╔═══*.·:·.✧ ✦ ✧.·:·.*═══╗Om JAI BRAINLY DevaSwami jay BRAINLY devaTumhre karan bhuleTumhre karan bhulemata pita ki sevaOm Jay BRAINLY DevaTumhre Karan Baachepadh NAHI PateSwami padh nahi pateJab DEKHO tab unke zero number aateOm jay BRAINLY Deva...╚═══*.·:·.✧ ✦ ✧.·:·.*═══╝
4226.

______ elements have atomicity more than two

Answer» TRIATOMIC ELEMENTS have atomcity more than TWO
4227.

Defenetion of cathode rays​

Answer»

a BEAM of ELECTRONS EMITTED from the CATHODE of a high-vacuum TUBE.

4228.

One _____ of N2 consists of two atoms of nitrogen.

Answer»

your ANSWER isExplanation: MOLECULE PLEASE MARK me as BRAINLIEST please

4229.

Defenetion of canal rays​

Answer»

y Here is your ANSWER ☑️ Canal rays are the rays of radiation which emerges in a tube which has been discharged and has the PROPERTY of LOW pressure with voltage of high VALUE conditions.#sibi ❤️

4230.

Water and alcohol are easily separated by distillation because of their

Answer» HOPE it's helpful and Mark me as brainlist and follow meExplanation:To separate a mixture of alcohol (ethanol) and WATER, you can use a process KNOWN as fractional distillation. This technique RELIES on the fact that the compounds in the mixture have different boiling POINTS.
4231.

What are main air polluts released due to fossil fuel.what are their harmful effects​

Answer»

When FOSSIL fuels are BURNED, they release nitrogen oxides into the ATMOSPHERE, which CONTRIBUTE to the formation of smog and acid rain. The most common nitrogen-related compounds emitted into the air by human activities are collectively referred to as nitrogen oxides.

4232.

The number of atoms of each element should be the same on each side of _______ equation

Answer»

chemicalExplanation:HOPE it helpsinbox and FOLLOW me

4233.

Which method is used for separating colloidal particles from given liquid?

Answer»

filtration(v) CONSTITUENTS of a suspension can be SEPARATED by the process of filtration. COLLOID or Colloidal solution: SOLUTIONS in which the size of particles lies in between those of true solutions and suspensions are called colloidal solutions or simply colloids. For example, Milk, smoke and starch solution, ETC.

4234.

What do you mean by Flammable and Inflammable Substance?Give ex.....​

Answer»

Flammable and inflammable do not mean the same THING. If something is flammable it means it can be set fire to, such as a PIECE of wood. However, inflammable means that a SUBSTANCE is capabble of bursting into FLAMES without the need for any ignition. ... The opposite of both words is non-flammable.Although hydrogen is the most flammable ELEMENT, the most flammable chemical probably is chlorine trifluoride, ClF3.Explanation:

4235.

What is the chemical formula for Baking Soda and Zinc carbonate....Respectivel​

Answer»

prefer to it child...be HappyExplanation:ZINC CARBONATE | ZnCO3 or CO3Zn |BAKING soda|NaHCO₃|.....

4236.

Is equation Zn+ 2HCl ->ZnCl+H2 balanced? If not then balance it.

Answer» 2ZN +2CL --) 2ZnCl +H2Explanation:PL MARK as BRAINLIEST
4237.

What is the chemical formula for Baking Soda and Zinc carbonate....Respectively​

Answer»

Baking soda - NaHCO3Zinc CARBONATE - ZINC carbonate - ZnCO3. HOPE it HELPS youplease follow me.

4238.

Example of internal energy​

Answer»

tion:Internal ENERGY is DEFINED as the energy associated with the random, disordered motion of molecules. For EXAMPLE, a room temperature GLASS of water sitting on a table has no apparent energy, either POTENTIAL or kinetic.

4239.

Please Find the IUPAC Skeletal foemula's answer.Please.Who is answerimg me .I will mark them as the branilist.​

Answer»

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4240.

Which method is used when a chocolate melts in bag on hot day?​

Answer» MELTING is the METHOD by which the CHOCOLATE MELTS
4241.

Equipment resistance of four 4Ω resistance in parallel is * 1 pointA. 4ΩB. 1ΩC. 2ΩD. 16Ω​

Answer»

The EQUIVALENT RESISTANCE of the resistance will beoption B. 1 OHM

4242.

Symbol of state function​

Answer»

The product PV is therefore a STATE FUNCTION of the system. The notation d will be used for an exact differential. In other words, the integral of dΦ will be equal to Φ(T1) − Φ(t0). The symbol δ will be reserved for an inexact differential, which cannot be integrated without full knowledge of the path.

4243.

Two very very rare point on Natural Fiber . And a long note on 1. COTTON2. JUTE3. SILK4. WOOL Please try to the the correct answer ​

Answer» EXPLANATION:MARK me as BRAINLIST PLEASE
4244.

Given that, Zn+ 2 1 ​ O 2 ​ →ZnO+35.25KJ HgO→Hg+ 2 1 ​ O 2 ​ −9.11KJ The heat of the reaction Zn+HgO→ZnO+Hg is

Answer» K as BRAINLIST
4245.

It has a definite molecular compostion and fixed properties.​

Answer»

A chemical substance may well be defined as "any material with a definite chemical composition" in an introductory GENERAL CHEMISTRY TEXTBOOK. ACCORDING to this definition a chemical substance can either be a PURE chemical element or a pure chemical compound.

4246.

Which has a greater density-Ice or water? Explain.

Answer»

it is WATER EXPLANATION:dw=1000 di=930

4247.

Ano ang ibig sabihin ng sanaysay​

Answer»

I didn't UNDERSTOOD this MATE

4248.

Al+O2--------AL2O3. solve reaction​

Answer» EXPLANATION:+⇒
4249.

Match the following: (i) Weather - average weather pattern taken over long period of time. (ii) Climate - millimetre (iii) Rainfall - celsius (iv) Temperature - blubber (v) Penguin - condition of the atmosphere over a short period of time.

Answer»

samajhti hi NHI aa RAHA KISKO KISSE match Karna hai write it clearly

4250.

(i) Weather - average weather pattern has taken over a long period of time. (ii) Climate - millimetre (iii) Rainfall - celsius (iv) Temperature - blubber (v) Penguin - the condition of the atmosphere over a a short period of time.

Answer»

(i)-(III)(II)-(IV)EXPLANATION: