Simple Classification Of Substances Questions and Answers

0 votes

3 answers

which method of separation of mixtures is applied in removing fat from milk

asked May 3 in Chemistry Form 1 by 0722331XXX

0 votes

2 answers

how will I obtain pure samples of

asked Apr 24 in Chemistry Form 1 by 0700201XXX

0 votes

5 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

0 votes

2 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

0 votes

21 answers

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

asked Dec 22, 2022 in Chemistry Form 1 by 0763262XXX

0 votes

3 answers

definition of melting point

asked Aug 7, 2022 in Chemistry Form 1 by Bajo

0 votes

25 answers

What are the substances which undergo sublimation apart from benzoic acid and iodine?

asked Jul 2, 2022 in Chemistry Form 1 by Jimomo

0 votes

1 answer

strong heating to separate compound into constituent elements iscalled

asked Mar 10, 2022 in Chemistry Form 1 by demark001

0 votes

0 answers

In Chemistry gentle heating is referred to as

asked Mar 10, 2022 in Chemistry Form 1 by demark001

0 votes

1 answer

Why is water not used to extinguish oil fire?

asked Jan 15, 2022 in Chemistry Form 1 by simonmburu731

0 votes

2 answers

carbon iv oside

asked Dec 22, 2021 in Chemistry Form 1 by DrMjanja

0 votes

1 answer

Hydrated copper ( || )sulphate exist as blue crystals while anhydrous copper ( || )sulphate is a white powder. Describe a laboratory experiment that can be used to show that the action of heat on hydrated copper (||)sulphate is a reversible reaction

asked Dec 21, 2021 in Chemistry Form 1 by Danielkioko

0 votes

1 answer

What is a desiccator use for in the laboratory?

asked Nov 25, 2021 in Chemistry Form 1 by Sosajr6

0 votes

2 answers

what is a solution

asked Nov 5, 2021 in Chemistry Form 1 by isi

0 votes

1 answer

Describe an experimental procedure that can be used to extract oil from nut seeds

asked Oct 8, 2021 in Chemistry Form 1 by PilotNC

0 votes

1 answer

The diagram below shows the physical state of matter. Study it and answer the questions that follow.

asked Aug 30, 2021 in Chemistry Form 1 by anony mous

0 votes

1 answer

What is an impurity?

asked Aug 30, 2021 in Chemistry Form 1 by anony mous

0 votes

1 answer

Describe an experimental procedure that can be used to extract oil from nut seeds

asked Aug 30, 2021 in Chemistry Form 1 by anony mous

0 votes

2 answers

The graph below shows the shape of the curve obtained by a student when solid X was heated to boiling determine the melting point of solid X

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

0 votes

1 answer

Explain the differences between solid, liquid , and gaseous state using theoretical model of matter in terms of kinetic theory

asked Aug 26, 2021 in Chemistry Form 1 by anonymous

Page:

1
2
3
next »

...