4条件溶度积 KSP=[MJA=IL4]_ Ksp M 或K=[M4=[M]6[4]δ4=Ksp:8:64 →条件溶度积Ksp=[MIA4]=ksp:M4 K 或Ksp=[M4] SP aM>1,a4>1,Ksp>Ks→副反应的发生使溶度积增大 K [M"]=[4] K4. 条件溶度积 M A S P M A S P M A K K M A     =  = = ' [ '][ ']  [ ][ ] KSP M A M  M A  A KSP  M  A = =    =   ' 或 [ ][ ] [ '] [ '] KSP M A KSP  M  A  =[ '][ '] =   条件溶度积 ' M A S P S P K K M A   = [ '][ '] = 或 '  M 1 ， A 1 ，KSP '  KSP 副反应的发生使溶度积增大 S P M A M A S P K K S M A     =    ' = [ '] = [ '] =