Chemistry Questions and Answers

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11 answers

why are atoms said to be electrically neutral?

answered 12 hours ago in Chemistry Form 2 by 0702089XXX

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2 answers

State Hess’s law.

answered 3 days ago in Chemistry Form 4 by 0718200XXX

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0 answers

answer the following questions

asked Mar 22 in Chemistry Form 2 by 0713784XXX

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0 answers

carbon (iv) oxide sublimes at (-78°c)it is called dry ice (a)Why it is called dry ice (b)it is used for keeping ice-cream cold.why it is preferred over ordinary ice? (c)Name other 3 substance that behave like dry ice

asked Mar 22 in Chemistry Form 1 by 0713784XXX

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0 answers

describe how you can obtain pure crystal of calcium chloride from a mixture containing aluminium chloride, calcium chloride and lead ( ll) chloride

asked Mar 22 in Chemistry Form 1 by 0713784XXX

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2 answers

Write a balanced equation of the reaction between Sodium Chloride and Fluorine

answered Mar 21 in Chemistry Form 2 by 0727658XXX

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4 answers

Formular for easily memorizing the periodic table

answered Mar 21 in Chemistry Form 2 by 0727658XXX

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3 answers

balance the following.

answered Mar 21 in Chemistry Form 2 by 0727658XXX

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3 answers

A piece of phosphorus was burnt in excess air and dissolved in hot water. Write an equation for the burning of phosphorus in excess air

answered Mar 21 in Chemistry Form 1 by 0759712XXX

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0 answers

asked Mar 20 in Chemistry Form 3 by 0719355XXX

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21 answers

What are the uses of oxygen?

answered Mar 20 in Chemistry Form 1 by 0759712XXX

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36 answers

What is a drug?

answered Mar 20 in Chemistry Form 1 by 0759712XXX

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9 answers

which method of separation can be used to separate benzoic acid and potassium carbonate

answered Mar 20 in Chemistry Form 1 by 0759712XXX

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4 answers

state the chemical test for presence of water

answered Mar 20 in Chemistry Form 1 by 0759712XXX

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0 answers

ostward process

asked Mar 18 in Chemistry Form 3 by 0702797XXX

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0 answers

define molar gas volume

asked Mar 17 in Chemistry Form 3 by 0740458XXX

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2 answers

In an experiment,60 cubic cm of oxygen diffused a porous pot in 10seconds and 100 cubic cm of chlorine diffused the same porous pot in 30seconds. If density of oxygen is 1.25 calculate density of chlorine

answered Mar 6 in Chemistry Form 3 by easyadmin

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2 answers

What is the bond between the the molecules of ammonia

answered Feb 19 in Chemistry Form 2 by 0672048XXX

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2 answers

What is isotopy?

answered Feb 19 in Chemistry Form 2 by 0672048XXX

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1 answer

Starting with sodium oxide, describe how a sample of crystals of sodium hydrogen carbonate may be prepared

answered Feb 17 in Chemistry Form 2 by easyadmin

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