Question

将0.2mol/LAgNO3溶液和0.6mol/L氨水等体积混合,求溶液中Ag+的浓度.已知K稳[Ag(NH3）2]+=

Answer 1

c（Ag+）=0.1mol/L,c（NH3）=0.3mol/LαAg(NH3）2=1+β1[NH3]+β2[NH3]2[Ag+]=c（Ag+）/αAg(NH3）1,若已知lgβ1=3.4,lgβ2=7.4则[Ag+]=4.42e-8.2,若知道K稳[Ag(NH3）2]+=1.7*10^7,即β2=lgK稳[Ag(NH3）2]+=7.23而β...