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Which of the following statement(s) must...

Which of the following statement(s) must be true for the entropy of a pure solid to be zero ?
I. The temperature must be zero kelvin
II. The solid must be perfectly crystalline
Ill. The solid must be an element
IV. The solid must be ionic

A

I

B

I AND II

C

I, II AND III

D

ALL ARE CORRECT

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The correct Answer is:
B
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