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If S(P) and S(V) denote the specific hea...

If `S_(P)` and `S_(V)` denote the specific heats of nitrogen gas per unit mass at constant pressure and constant volume respectively, then

A

`C_P-C_v=R/(28)`

B

`C_P-C_v=R/(14)`

C

`C_P-C_v=R`

D

`C_P-C_v=28R`

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