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A cylinder with fixed capacity of 67.2 l...

A cylinder with fixed capacity of 67.2 lit contains helium gas at STP. The amount of heat needed to raise the temperature of the gas by `20^@C` is :[Given that R=8.31] `"mol"^(-1) K^(-1)`]

A

350 J

B

374 J

C

748 J

D

700 J

Text Solution

Verified by Experts

The correct Answer is:
A
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