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4901.

Please help me plz plz plz plz plz ​

Answer»

c)they have STRONG INTERMOLECULAR FORCES of ATTRACTION Explanation:

4902.

The sting of wasp is basic how can we treat the string of a wasp​

Answer»

If the sting of wasp is BASIC, we can treat it by APPLYING VINEGAR ( acetic acid - ACIDIC ) to NEUTRALISE its effect.Hope it helps uh

4903.

What is an Atom ? Please answer

Answer»

atom is the fundamental particle of MASS it is the stage where mass cannot be divided furtheraccording to Rutherford ATOMIC MODEL , electron (negative) revolve around the nucleus and the protons (positive) and neutron ( neutral) are COMBINED to form the nucleushope this helps you mark my answer as BRAINLIEST answer

4904.

The unit of frequnecy Is​

Answer»

hertzExplanation:

4905.

The formation of deep ocean currents? (c) How do winds give direction to thed) Why do the ports in the eastern coast of0 5. Answer the following questions:(a) What are the reasonsb)of the ocean water?ocean currents?What is the reason behind the dynamic,Canada freeze in winter?ZVITY​

Answer»

tion:ANSWERThe movement of OCEAN waters or ocean currents takes place DUE to the effect of earth's rotation, WIND difference, salinity and density of seawater, etc. The current in the ocean is originated due to the combined effect of all these FACTORS ACTING internally as well as externally.

4906.

Which of the following pair of gases can not be separated by diffusion method? a. SO2 and H2b. NH3 and N2c. CO2 and N2O d. CO2 and H2​

Answer» OPTION no. Cmeans CO2 and N20
4907.

Which substance can dissolved in Turpentine oil a) Ethyl alcoholb) Paintc) Paraffin waxd) Water​

Answer» TION:d)WATERMARK as BRAINLIST
4908.

The Molecular formula of ______​

Answer»

what do U wanna ASK us BUDDY?

4909.

Write main conclusions of Rutherford's Atomic Model​

Answer»

Most of the SPACE inside the atom is empty. This positively CHARGED heavy mass in the centre of the atom is called nucleus. ... The α-particle GET deflected from their normal path when they came close to nucleus due to FORCE of repulsion (similar charges).EXPLANATION:Hope it helps you

4910.

A mixture of KNO, and NaCl separated by which method. ravitationa) Filterationb)Gravitationb) Fractional crystallisationd) Distillation​

Answer»

ationis your ANSWER OK

4911.

A person is suffering from loss of appetite with a feeling of nausea and he is passing dark urine. Identify the disease and suggest any two methods of preventing it and two methods of controlling it​

Answer»

The person is suffering from jaundice.Two methods for prevention are:(i) USE chlorinated boiled water.(II) Hepatitis-A vaccine should be taken to prevent the disease.Two methods for controlling are:(i) APPLICATION of interferon injection on the advice of doctor will control the disease.(ii) The patient should take high calorie diet such as JUICE of SUGARCANE, radish with jaggery.

4912.

Predict the outcome if density of ice is more than water?​

Answer» TION:ICE will SINK in water.hope it HELPS.........
4913.

Plz tell question 1 of short answers questions. All parts I will mark you as a brainliest

Answer»

tfftExplanation:

4914.

The valency exhibited by gold in its –ous and –ic states is.....​

Answer» VALENCY of Aurous is +1Valency of AURIC is +3Hope this HELPS you !!
4915.

Ok leave it but as we are bts we should not be harsh to others right others don't answer ​

Answer» YES we R armies we BEHAVIOUR very POLITELY with others Explanation:Borehae U both ammi
4916.

Predict the valency of Lead in LeadMonoxide

Answer»

tion:valency of lead oxide During a chemical REACTION atoms try and reach a STABLE state ... This STUDY SUGGESTS that the Madelung analysis enables a prediction

4917.

Match the following List - A List - BA. Auric oxide a) 4B. Plumbic chloride b) 2C. Ferrous chloride c) 1D. Cuprous oxide d) 3(1 Point)a) 1–a, 2–b, 3–c, 4–db) 1–d, 2–a, 3–b, 4–cc) 1–d, 2–c, 3–b, 4–ad) 1–d, 2–a, 3–c, 4–b​

Answer»

tion:Match the followingList - A List - BA. Auric oxide a) 4B. PLUMBIC chloride b) 2C. Ferrous chloride c) 1D. CUPROUS oxide d) 3(1 Point)a) 1–a, 2–b, 3–c, 4–db) 1–d, 2–a, 3–b, 4–cc) 1–d, 2–c, 3–b, 4–ad) 1–d, 2–a, 3–c, 4–b

4918.

Which of these fibres givecrackling sound while walking*​

Answer»
4919.

Which of the following fibreis exhaustible​

Answer»

Answer: Natural FIBERS are only INEXHAUSTIBLE and all other than natural resources are exhaustible natural resources are inexhaustible because nature is inexhaustible and so fibers OBTAINED from nature is also inexhaustible while all the other fibers which are made from chemical PROCESSES are exhaustible .

4920.

Balance aluminum+water gives you aluminum oxide+hydrogen​

Answer» 4AL +2H2O GIVES RISE to 2Al2O + 2H2OExplanation:all are BALANCED
4921.

(क) क्या आपके आस पास के सभी व्यक्तियों को खाने के लिए पर्याप्त भोजन उपलब्ध है। यदि​

Answer» PLEASE write your question in English language as we read and learn Chemistry is English language Don't MIND it's a REQUEST
4922.

Write the IUPAC names for the following compoundFerric Sulphate​

Answer»

Explanation:ron(III) sulfate (or ferric sulfate), is the chemical compound with the formula FE2(SO4)3.Mar 1, 2016 ChEBI Name: iron(3+) sulfate Definition: A compound of iron and sulfate in w...

4923.

State true or false 1.carbon 12 is an isotope Carbon 2. a.m.u stand for atomic mass unit3. Molecular mass is a relative quantity 4. In measuring atomic mass we are taking Carbon 12 as the reference ​

Answer» 1 true2 true3.4. true3. i DONT KNOW this answermark me brainliest
4924.

This is not the characteristic of a unitRequired to answer. Single choice. (1 Point)a) It should be well defined.b) It should have convenient size.c) It should be easily reproducible.d) It should change with space and time​

Answer»

a) it should be WELL DEFINED

4925.

what is the contribution of chemistry in the following fields?(a) cosmetics (b)Chemicals (c)medicine( d) Food and Agriculture​

Answer»

chemicalsExplanation:BECOZ CHEMISTRY is STUDY of CHEMICALS

4926.

A______can be separated into its components by chemical or physical means

Answer»

tion:A HETEROGENEOUS mixture is a mixture of two or more chemical SUBSTANCES (elements or compounds), where the different COMPONENTS can be visually distinguished and easily SEPARATED by physical means. EXAMPLES include: mixtures of sand and water.

4927.

IUPAC name of zinc oxide​

Answer» IUPAC NAME of ZINC OXIDE is oxozinc
4928.

Criss cross sodium peroxide​

Answer»

what did U MEANT by this THING

4929.

Molecular formula of manganese(IV) oxide​

Answer» TION:MOLECULAR FORMULA of manganese(IV) oxide is MnO₂
4930.

An atom or element which has the capacity to lose four electrons is called a (1 Point)a) Tetravalent electropositive ion.b) Trivalent electropositive ion.c) Bivalent electropositive iond) Monovalent electropositive ion​

Answer» OPTION A)TETRAVELANT ELECTROPOSITIVE ION
4931.

What is the easy way to balance chemical equations​

Answer»

It is called balancing by inspection. BASICALLY, you look at how many atoms you have on each side of the equation and ADD coefficients to the MOLECULES to balance out the number of atoms. Balance atoms present in a single MOLECULE of reactant and product first. Balance any oxygen or hydrogen atoms last.hope it HELPS u

4932.

What is the meaning of addicted​

Answer»

tion:ADDICTION is a psychological and physical INABILITY to stop consuming a chemical, drug, activity, or substance, even though it is causing psychological and physical harm. ... In these circumstances, a person has a behavioral addiction. Addiction is a chronic disease that can also RESULT from TAKING MEDICATIONS.

4933.

The atomic number of an element is equal to which of the following​

Answer» MIC NUMBER is EQUAL to the number of PROTONS in an ATOM
4934.

Statement I : Atom is electrically neutral. Statement II : Atom consist of equal no.of electrons and protons are they true ​

Answer»

tion:An atom is generally NEUTRAL. This is because an atom contains equal number of ELECTRONS and protons i.e, the number of negative CHARGE carrying species (electrons) is in equal numbers with the POSITIVE charging species (protons). So, an atom is electrically neutral

4935.

Which of the following gases is evolved when marble reacts with an acid? a) Nitrogenb) Oxygenc) Carbon dioxided) Argon​

Answer»

carbon dioxide evolve when MARBLE REACTS with an ACID .

4936.

Tell what is the meaning of polyvinylepyrolidone

Answer»

A water-soluble chemically inert solid polymer (−CH2CHC4H6NO−)n used chiefly in medicine as a VEHICLE for drugs (as IODINE) and ESPECIALLY formerly as a plasma expander. — CALLED ALSO povidone.Explanation:HOPE IT HELPS UPLS MARK AS BRAINLIEST

4937.

The solvent used to remove rust stains from clothes​

Answer»

Is SodiumExplanation:

4938.

Which of the following sets of quantum numbers are correct​

Answer»

(b, C) If N = 1, l ≠ 1. Hence, (a) is wrong. If n = 2, l= 0, 1. For l = 1, m = -1, 0, +1. Hence (b) is correct. If n = 3, l= 0, 1,2. For l = 2, m = -2, -1, 0, +1, +2. Hence (c) is correct. If n = 3, l ≠4. Hence, (d) is wrong.Explanation:

4939.

The technique used to seperate components of blood​

Answer»

tion:Use of centrifugeCentrifugal FORCE is used to separate the components of BLOODRED blood cells, PLATELETS and plasma – from each other. The result is that the PARTICLES with different densities precipitate in layers.

4940.

B)Choose the odd one out stating reasons with respect to the aspect mentioned in brackets.(2)(i) Lithium, Calcium,Boron,chromium ( type of element)​

Answer» LITHIUM is ODD ONE out, in BASIS of elementExplanation:
4941.

Ralbord 2. Select the appropriate words from the box and fill in the following blanks:Lie, honesty, wisdom, Physics, truth, bunch.is always bitter.(b) He gave me ahurch of keys.is the best policy.(d) Never tell aleis my favourite subject.( He was famous for his​

Answer»

here are your ANSWERS:-TruthbunchhonestyliephysicswisdomHOPE IT HELPS..!!

4942.

Give formula of the following..a) calcium oxideb) zinc chloride ​

Answer»

CaOZnCl2Explanation:these are the FORMULAS

4943.

What happent when you bend plastic bottle, give me 3 answer​

Answer»

tion:it will return to its original SHAPE. EXPLANATION: because plastic bottle is an ELASTIC MATERIAL.

4944.

Write the names of the techniques involved for separation of following mixtures: (a) Dye from blue black ink (b) Components of air.​

Answer»

(a) EVAPORATION (B)FRACTIONAL DISTILLATION

4945.

Why galvanized pipes are used for supplying water ​

Answer»

Galvanized pipes are steel pipes that have been dipped in a PROTECTIVE zinc coating to prevent corrosion and rust. Galvanized PIPING was COMMONLY installed in homes built before 1960. When it was invented, galvanized pipe was an alternative to LEAD pipe for water supply lines.Explanation:hope it helps youfollow me

4946.

Give one word answer.. 1. Elements composed of isolated atoms. ans._________ 2. Elements which are Electropostive and are shining in nature. ans._________​

Answer»

s composed of molecules or ions.2.)Metals like NA, MG, K, CA, Fe, Zn LOSE electrons and form positively charged ion. DUE to this metals are called electropositive elements.

4947.

5. Which chemical is used to neutralise the acidic soil?

Answer»

Cao or generally called calcium OXIDE is USED to neutralise the acid soilHOPE IT HELPS UPLZ MARK ME AS BRAINLIEST AND FOLLOW MEPLZ..... PLZ....... PLZ.......

4948.

Class - 9 Chapter - Atoms and MoleculesQuestion :-Write down the formula with proper equation :- ☆ Magnesium Hydroxide ​

Answer» CHAPTER - Atoms and MoleculesQuestion :-Write down the FORMULA with proper equation :- ☆ MAGNESIUM Hydroxide
4949.

Determination of absolute entropy of the solid liquid and gas ​

Answer»

In practice, chemists DETERMINE the absolute entropy of a substance by MEASURING the molar heat capacity (Cp) as a function of temperature and then plotting the QUANTITY Cp/T versus T. ... The third law of THERMODYNAMICS establishes the ZERO for entropy as that of a perfect, pure crystalline solid at 0 K

4950.

find the calorific value of a fuel in J/Kg, which produces 900 cal of energy on burning 5 kg of a fuel​

Answer»

The ANSWER 9998388jiekkeleleleleeoeo