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The relative rate of diffusion of a gas ...

The relative rate of diffusion of a gas ( molar mass = 128 ) as compared to oxygen is `:`

A

2 times

B

`1//4` th

C

`1//8 th`

D

`1//2`

Text Solution

Verified by Experts

The correct Answer is:
D
`( r ( "gas"))/(r ( O_(2)))= sqrt( ( 32)/(128)) = ( 1)/( 2)`
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