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The internal energy of one mole mono-ato...

The internal energy of one mole mono-atomic gas is

A

` (5RT)/(2)`

B

` (3RT)/(2)`

C

` (5RT)/(3)`

D

` (7RT)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Internal energy
` U = (f)/(2) ` KT per molecule
KT = RT per mole
` U = (3)/(2) RT " " f= 3` for mono atomic
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