Question

If the pressure in a closed vessel is reduced
by drawing out some gas, the mean free
path of the molecules​

Answer 1

Answer:

The mean-free path of molecule is the distance traveled by a molecule in two consecutive collision. If pressure is reduced and there are less particle then a molecule will travel longer distance before collision, so mean free path is increased.

Explanation:

Answer 2

Answer:

The mean-free path of molecule is the distance traveled by a molecule in two consecutive collision. If pressure is reduced and there are less particle then a molecule will travel longer distance before collision, so mean free path is increased.