What is the correct answer?


The heat released by cooling one mole of copper from 400 K to room temperature (300 K) is (assume : Cp of copper is 23 J K-1mole-1)

A. 2300 J

B. 4600 J

C. 230 J

D. 2.3 × 106 J

Correct Answer :

A. 2300 J

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