Question

7. Suggest an activity to show that the rate of diffusion of liquids decreases with increase in density or
attraction forces between particles of the liquid.
8 Read the information from the table and answer the questions given below.
Name of the gas
Hydrogen (H2) Oxygen (O2) Methane (CH) Carbon dioxide (CO2)
Molecular mass
2.
32
16
44
a) Which gas has least rate of diffusion?
b) In Oxygen and Carbon dioxide which gas spread easily?
c) Which
gas
diffuses rapidly. Why?
d) Arrange the gases in increasing order of diffusion rate.​

Answer 1

Answer:

7. Suggest an activity to show that the rate of diffusion of liquids decreases with increase in density or

attraction forces between particles of the liquid.

8 Read the information from the table and answer the questions given below.

Name of the gas

Hydrogen (H2) Oxygen (O2) Methane (CH) Carbon dioxide (CO2)

Molecular mass

2.

32

16

44

a) Which gas has least rate of diffusion?

b) In Oxygen and Carbon dioxide which gas spread easily?

c) Which

gas

diffuses rapidly. Why?

d) Arrange the gases in increasing order of diffusion rate.