Latent Heats for Various Substances

Substance (at 1 atm)	Melting Point Tm (K)	Heat of Fusion Lf (cal/g)	Boiling Point Tb (K)	Heat to Vaporize Lv (cal/g)
Hydrogen	13.8	14.0	20.3	108
Oxygen	54.4	3.3	90.2	50.9
Nitrogen	63.3	6.1	77.3	48.0
Ethyl Alcohol	156	24.9	351	205
Mercury	234	2.7	630	70.0
Water	273.15	79.7	373.15	539
Lead	600	5.9	2023	208
Aluminum	932	94.5	2740	2500
Gold	1336	15.4	2933	377
Copper	1359	32.0	1460	1210
Iron	1808	69.1	3023	1520

Tmelt = T freeze

Tboil = T condense

1 cal/g = 4186 J/kg

Values from www.ac.wwu.edu/~vawter/