Which Statement About Heat of Vaporization and Heat of Condensation

question 39

Multiple Choice

Which statement about heat of vaporization and heat of condensation is correct?

• A) The heat of condensation is equal in magnitude but opposite in sign when compared to the heat of vaporization.
• B) The heat of vaporization represents the heat released when a gas becomes a liquid, and the heat of condensation represents the heat required for a liquid to become a gas.
• C) There is no general relationship between these two quantities and the values depend on the substance involved.
• D) The heat of vaporization is always less than the heat of condensation.
• E) The heat of vaporization is exactly equal to the heat of condensation.

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