Heat of reaction at constant volume is identified with change

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Heat of reaction at constant volume is identified with __________ change.

A. Enthalpy

B. Internal energy

C. Either A or B

D. Neither A nor B

Answer: Option B

Solution(By Examveda Team)

By first law of thermodynamics at constant volume the heat of reaction is equal to internal energy and for constant pressure process the heat of reaction is enthalpy.

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