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n moles of helium gas are placed in a ve...

n moles of helium gas are placed in a vessel of volume V Litre, at T K. If `V_(1)` is free volume of helium then diameter of He atom is:

A

`[(3)/(2) (V_(I))/( pi N_(A) n )]^((1)/(3))`

B

`[(3)/(2) ((V-V_(I)))/( pi N_(A) n )]^((1)/(3))`

C

`[ (6(V-V_(I)))/( pi N_(A) n )]^((1)/(3))`

D

`[ (6(V_(I)))/( pi N_(A) n )]^((1)/(3))`

Text Solution

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The correct Answer is:
C
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