活度系数法测定A2B型难溶盐的溶度积——以Ag2SO4为例

李瑜,朱金华,饶秋华,宋玉苏,周子龙,郑炀

Solubility Product Determination ofA2BType Insoluble Salts by theActivity Coefficient Method: TakingAg2SO4 as an Example

Yu LI,Jin-Hua ZHU,Qiu-Hua RAO,Yu-Su SONG,Zi-Long ZHOU,Yang ZHENG

表1 实验记录数据(实验温度为14.5 ℃)

b/(mol?kg-1) L0/m Lx/m Ex* /V 0.00001 3.6343 0.2551 0.0728 0.00005 3.8605 0.6482 0.1742 0.0001 3.5217 0.5746 0.1693 0.0005 3.5984 0.7287 0.2101 0.001 3.5977 0.8312 0.2397 0.00250 3.598 0.8989 0.3287 0.005 3.5982 1.0734 0.3925 0.01 3.6145 1.6369 0.4753 0.1 3.6145 1.6835 0.4888