Print Froggy Jumps: Chemistry (chemistry - physics

1. Which of the following methods can be use to separate petrol and water

A

Separating funnel

B

Hand picking

C

Chromatography

2. Groundnuts and beans represent what kind of mixture?

A

Solid-liquid mixture

B

Solid-solid mixture

C

Solid-gas mixture

3. The following are the various states of matter except!

A

Solid

B

Liquid

C

Mass

4. The mole of any substance contains;

A

6.02e23 particles

B

6.02e-23 particles

C

None

5. Energy is;

A

Ability to do work

B

The rate of doing work

C

All of the above

6. The change of state from gas to solid is called?

A

Sublimation

B

Deposition

C

Condensation

7. The state of matter with a fixed shape and volume is;

A

Solid

B

Liquid

C

None

8. How can you separate groundnuts peelings from rice.

A

Winnowing

B

Blowing

C

Sieving