Question

latent heat of fusion​

Answer 1

Answer:

The amount of heat required to change 1 g of a substance at the temperature of its melting point from the solid to the liquid state without changing temperature.

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Answer 2

Answer:

The 'enthalpy' of fusion is a latent heat, because during melting the heat energy needed to change the substance from solid to liquid at atmospheric pressure is latent heat of fusion, as the temperature remains constant during the process. ... The liquid phase has a higher internal energy than the solid phase