The heat required to change a substance from the solid to the liquid state is referred to as the
A. heat of fusion.
B. heat of vaporization.
C. heat of melting.
D. heat of freezing.
Answer:A
The heat required to change a substance from the solid to the liquid state is referred to as the
A. heat of fusion. B. heat of vaporization. C. heat of melting. D. heat of freezing.