AlgebraLab

Heat of Vaporization

Subject undefined

Pronunciation: HEAT OF va•por•i•ZA•tion

Definition

the amount of heat energy needed to change a unit mass of substance from a liquid to a vapor at its boiling point

Example

On the following diagram, the magnitude of the latent heat of vaporization is shown by the length of the plateau that transitions the substance from its liquid state to its vapor state at its boiling point.