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Assuming that O(2) molecule is spherical...

Assuming that `O_(2)` molecule is spherical in shape with radiusw `2overset(@)A`, the percentage of the volume of `O_(2)` molecules to the total volume of gas at S.T.P. is :

A

`0.09%`

B

`0.9%`

C

`0.009%`

D

`0.045%`

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The correct Answer is:
A
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