Heat of Fusion [or Melting] : The Heat of Fusion [or Melting] of a substance is the amount of energy involved in the transformation of a unit mass of the substance between the solid and liquid states.
(Heat of Fusion [or Melting] : The Heat of Fusion [or Melting] of a substance; is; the amount of energy) (energy; involved; in the transformation of a unit mass of the substance between the solid and liquid states)
Heat of Fusion [or Melting] : The Heat of Fusion [or Melting] of a substance energy
is involved
the amount of energy
in the transformation of a unit mass of the substance between the solid and liquid states