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The molar specific heat of a gas at cons...

The molar specific heat of a gas at constant volume is 24 J/mol K. then change in its internal energy if one mole of such gas is heated at constant from `10^(@)C` to `30^(@)C` is

A

240 J

B

480 J

C

360 J

D

720 J

Text Solution

Verified by Experts

The correct Answer is:
B
`C_(V)=205` mol K
`d u=nV_(C)dT`
`=1xx24xx10=240J`.
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