At constant volume the heat supplied is equal to:
Correct answer: B. Internal energy change
- A. Work done
- B. Internal energy change
- C. Enthalpy
- D. Entropy
Explanation
At constant volume, the heat of the reaction is equal to the 'change in the internal energy of the system'.
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About Internal Energy
Internal energy is the total microscopic kinetic and potential energy of a system and is a state function. The first law, ΔU = q + w, connects changes in internal energy with heat and work, including sign conventions, expansion or compression and constant-volume processes.
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