For water the molar heat of fusion is 6.028 kJ/mole, which is the heat of the conversion from solid to liquid.
(the molar heat of fusion; is; 6.028 kJ/mole) (6.028 kJ/mole; is; the heat of the conversion from solid to liquid)
the molar heat of fusion 6.028 kJ/mole
is is
6.028 kJ/mole
the heat of the conversion from solid to liquid