1毫摩尔钾离子等于多少百分之十的氯化钾

问题描述:

1毫摩尔钾离子等于多少百分之十的氯化钾


m*0.1/74.45=0.001
m=0.7445g
所以1毫摩尔钾离子等于0.7445g百分之十的氯化钾

1毫摩尔钾离子=0.039克,0.039*74.5/(39*10%)=0.745克百分之十的氯化钾溶液.