式溪享化学与分子科学学院 COLLESE OF CHEMIS TRY AND MOLECULRR SCIENCES WUHAN UNIVERSITY 计算：pH=3.0、5.0时的g &inY(H,)Kza=103.0 pH-3.0,aZnY=1+103.0+3.0=2,Ig@znY(HD)=0.3 pH=5.0,GinY(=1+10-5.0+3.0-1,IgaznYd=0 或溪*字 Wuhan University 计算：pH=3.0、5.0时的lg ZnY(H), KZnHY=103.0 pH=3.0, αZnY(H)=1+10-3.0+3.0=2 , lgαZnY(H)= 0.3 pH=5.0, αZnY(H)=1+10-5.0+3.0=1, lgαZnY(H)= 0