版权所有：华东理工大学物理化学教研室 14 If the chemical potential of a univalent cation M+ is denoted μ+ and that of a univalent anion X- is denoted μ- , the total Gibbs energy of the ions in the electrically neutral solution is the sum of these partial molar quantities. The molar Gibbs energy of an ideal solution is 2) Mean activity coefficients ideal ideal ideal Gm + += μμ − 10.2 Ion activities版权所有：华东理工大学物理化学教研室 14 If the chemical potential of a univalent cation M+ is denoted μ+ and that of a univalent anion X- is denoted μ- , the total Gibbs energy of the ions in the electrically neutral solution is the sum of these partial molar quantities. The molar Gibbs energy of an ideal solution is 2) Mean activity coefficients ideal ideal ideal Gm + += μμ − 10.2 Ion activities