A sample of gas contains N(1) molecules ...

A sample of gas contains `N_(1)` molecules and the total kinetic energy at `-123^(@)C` is `E_1` ergs. Another sample of gas at `27^@C` has total kinetic energy as `2E_(1)` ergs. Assuming gases to be ideal, the number of gas molecules in the second sample will be

A

`N_(1)`

B

`N_(1)//2`

C

`2N_(1)`

D

`4N_(1)`

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