Constant ω b Zc Vc Pc Tc TB T h
Unit / cm3/mol / cm3/mol atm K K K /
Ar -0.002 16.432 0.291 74.48 48.34 150.86 382.18 116.16 0.96276
CH4 0.011 20.811 0.286 98.83 45.80 190.55 470.54 147.30 0.96394
N2 0.037 19.958 0.289 92.14 33.52 126.25 326.49 99.74 0.96323
C3H8 0.152 38.084 0.276 200.00 41.92 369.83 847.44 296.08 0.96626
C6H6 0.210 44.651 0.268 256.00 48.31 562.05 1211.05 453.00 0.96807
H2O 0.344 5.396 0.229 55.950 217.75 647.14 1358.62 538.62 0.97627