Physical Chemistry Real gases Selected equations of state Equation Critical constants Perfect gas RT P R-K RT Vm -b Vm(m+br 1/2 virial P RT1,B(7),C(Selected equations of state Equation Critical constants Perfect gas R-K virial Vm RT P = 1/ 2 V (V b)T a V b RT P m m m + − − =         = + + 2 + ( ) ( ) 1 m m Vm C T V B T V RT P Pc Vc Tc Physical Chemistry Real Gases