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Forum Question BankA system absorb 10 kJ of heat at constant volum…

MEDIUMMCQ SINGLEJEE Mains ChemistryPhysical ChemistryThermodynamics and ThermochemistryInternal Energy

A system absorb 10 kJ of heat at constant volume and its temperature rises from 27°C to 37°C. The value of ∆U is

A.100 kJ

B.10 kJ✓ Correct

C.0

D.1 kJ

Explanation

According to the first law of thermodynamics, U q w At constant volume, w 0 U q Given, q = 10 kJ So, U 10 kJ

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