Question

The molecular weight of a gas which diffuses through a porous plug at 1/6th of the speed of hydrogen under identical conditions is.

• A. 27
• B. 72
• C. 36
• D. 48

Answer 1

Answer: (B)

72

Answer 2

$P = 2atm,T = 150K$; $\mathbf{P = 1atm,T = 300K}$