Heat of Fusion and Vaporization

Specific ΔH (J/g)



Substance		 heat of
fusion
ΔHfus   (J/g)		 heat of
vaporization
ΔHvap   (J/g)
aluminum 321 11400
benzene 127.4 390
copper 207 5069
gold 67 1578
iron 209 6340
lead 22.4 871
methane 59 537
mercury 11.6 295
methanol 98.8 1100
nitrogen 25.5 200
sodium 113 4237
water 334 2260

Molar ΔH (kJ/mol)



Substance		 heat of
fusion
ΔHfus   (kJ/mol)		 heat of
vaporization
ΔHvap   (kJ/mol)
aluminum 8.66 307.6
benzene 10.0 30.5
copper 13.2 322.1
gold 13.2 310.9
iron 11.7 354.1
lead 4.64 180.5
methane 0.946 8.61
mercury 2.33 5.92
methanol 3.17 35.2
nitrogen 0.715 5.60
sodium 2.60 97.42
water 6.02 40.7