Q485
Heat of reaction at constant volume is identified with __________ change.
A.
Enthalpy
B.
Internal energy
AnswerC.
Either A or B
D.
Neither A nor B
Answer: Option B
Solution
Answer: Option B
Solution:
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.