偏摩尔体积 Partial molar Volume The partial molar volume of components of a mixture vary as the mixture goes from pure a to pure B- that is because the molecular environments of each molecule change (i.e, packing, solvation, etc. 58 56 18 54 85019>56556E页 物质J的偏摩尔体积V PT.n' a14 2 04 06 Mole fraction of ethand, X(C HS OH偏摩尔体积 Partial Molar Volume 物质 J 的偏摩尔体积 VJ P,T ,n' J J n V V           =