Enthalpy o fusion

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Enthalpies o meltin an bylin for pure elements versus temperaturs o transeetion, demonstratin Trouton's rule.

The enthalpy o fusion o a substance, forby kent as the (latent) heat o fusion, is the cheenge in its enthalpy resultin frae providin energy, teepically heat, tae a speceefic quantity o the substance tae cheenge its state frae a solit tae a liquid at constant pressur.