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Question

Identify the statement, which best describes the second law of thermodynamics :

A The internal energy of the universe is constant.
B Energy can be neither created nor destroyed.
C At absolute zero, entropy of a substance is considered to be zero.
D When an isolated system undergoes a spontaneous change, the entropy of the universe increases.

Answer & Explanation

Answer:When an isolated system undergoes a spontaneous change, the entropy of the universe increases.

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