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The ratio of the rate of diffusion of he...

The ratio of the rate of diffusion of helium and methane under indentical conditions of pressure and temperature will be

A

4

B

2

C

1

D

0.5

Text Solution

Verified by Experts

The correct Answer is:
B
Use Grahams. law of diffusion
`(r_(He))/(r_(CH_(4)))=sqrt((M_(CH_(4)))/(M_(He)))=sqrt(16/4)=2`
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