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Ratio of C(P) and C(V) of a gas 'X' is 1...

Ratio of `C_(P) and C_(V)` of a gas 'X' is 1 : 4 . The number of atoms of the gas 'X' present in 11.2 L of it at NTP will be

A

`6.02xx 10^23`

B

`1.2 xx 10^(23)`

C

`3.01 xx 10^(23)`

D

`12.04 xx 10^(23)`

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