“分光光度法测定碘化铅溶度积常数”实验存在的问题及改进
韩福芹,王丽丽,宋海岩,曹晶晶,郭丽
Solution to the Problem of Spectrophotometric Determination of the Solubility Product Constant of Lead Iodide
Fuqin HAN,Lili WANG,Haiyan SONG,Jingjing CAO,Li GUO
表1
I
-
标准溶液的浓度和吸光度(
A
)
10
4
c
(I
-
)/(mol·L
-1
)
A
5.83
0.150
8.08
0.210
10.0
0.256
11.7
0.303
13.1
0.343