O 5.1 Properties of the internal energy ) The Maxwell relations The first derivative of g with respect to v, and h to x 0 z axa g 0z ax)y ayax dz=gdx hdy 版权所有:华东理工大学物理化学教研版权所有：华东理工大学物理化学教研室 10 1). The Maxwell relations x y z y g x    =           2 y x z x h y     =        2 x y x h y g         =           dz = gdx + hdy The first derivative of g with respect to y, and h to x 5.1 Properties of the internal energy