Identify the correct statement regarding entropy

Easy

A

At absolute zero temperature, the entropy of perfectly crystalline substances is +ve
B

At absolute zero temperature entropy of perfectly crystalline substance is taken to be zero
C

At 0'C the entropy of a perfectly crystalline substance is taken to be zero
D

At absolute zero temperature, the entropy of all crystalline substances is taken to be zero

Solution

According to 3rd law of thermodynamics at absolute zero temperature entropy of perfectly crystalline substance is taken to be zero.

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