Chapter 14, Problem 37R

To determine

To Choose: The correct option.

Answer to Problem 37R

Option (A)

Explanation of Solution

Introduction:

The energy required for the phase change is called the latent heat. The temperature of the substance does not change in the phase change.

The energy required by a solid to change in liquid at its melting point is called the heat of fusion. So, the option (A) is correct.

The temperature is the degree of hotness or coldness of any object. So, the option (B) is incorrect.

The heat of vaporization is the amount of the heat needed to change a liquid to a gas at its boiling point. So, the option (C) is incorrect.

The absolute zero is the value of temperature not the amount of heat. So, the option (D) is incorrect.

Conclusion:

Thus, the option (A) is correct.