heat of transformation

Noun
  1. Heat absorbed or radiated during a change of phase at a constant temperature and pressure (synset 111491497)
    is a type of: heat, heat energy - a form of energy that is transferred by a difference in temperature
    subtypes:
    • heat of condensation - heat liberated by a unit mass of gas at its boiling point as it condenses into a liquid
    • heat of fusion - heat absorbed by a unit mass of a solid at its melting point in order to convert the solid into a liquid at the same temperature
    • heat of solidification - heat liberated by a unit mass of liquid at its freezing point when it solidifies
    • heat of sublimation - heat absorbed by a unit mass of material when it changes from a solid to a gaseous state
    • heat of vaporisation, heat of vaporization - heat absorbed by a unit mass of a material at its boiling point in order to convert the material into a gas at the same temperature
    same as: latent heat

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