What is the melting point of polyvinyl chloride if the heat of fusion of crystalline polyvinyl chloride is approximately 11.0 kJ\moles, and the corresponding entropy change for melting is 68.75 J moles − 1 K − 1 ?
A) 120 K
B) 160 K
C) 200 K
D) 240 K
Correct Answer:
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