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At identical temperature and pressure th...

At identical temperature and pressure the rate of diffusion of hydrogen gas is `3sqrt3` times that of a hydrocarbon having molecular formula `C_(n)H_(2n-n)` What is the value of n ? .

A

1

B

4

C

3

D

8

Text Solution

Verified by Experts

The correct Answer is:
b
(b) `(r_(H_(2)))/(r_("H.C"))=sqrt((M)/(2))=3sqrt(3)`
`(M)/(2)=9xx3`
`M=54`
`n=4`
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