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If one mole of argon is to be heated at ...

If one mole of argon is to be heated at constant volume so that its temperature rises by 2K. How much heat in calories will be required? (R=2 cal/mol K)

A

4.24 cal

B

6 cal

C

6.94 cal

D

7.94 cal

Text Solution

Verified by Experts

The correct Answer is:
B
`dQ_(V)=nV_(C)dT`
`=1xx(3)/(2)xx2xx2=6cal`.
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