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

If the pressure in a closed vessel is reduced by drawing out some , th

1.	If the pressure in a closed vessel is reduced by drawing out some , the mean free path of the molecules :
Answer» is increased is decreased increases or decreases according to the nature of gas remains unchanged Solution :If PRESSURE of the gas is reduced, then the frequency of collision of a molecule will decrease due to the decrease in the number of MOLECULES per UNIT volume and the mean free PATH will INCREASE.