Use the heating€“cooling curve below to answer the following questions.

a. What is the freezing point of the liquid?
b. What is the boiling point of the liquid?
c. Which is greater, the heat of fusion or the heat of vaporization?
Explain each term, and explain how the heating€“cooling curve above helps you to answer the question.

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140 120 し 100 80 E 60 40 20 Heat added at a constant rate