用0.40M盐酸稀释0.10M盐酸How many milliliters of 0.10 M HCl must be added to 52.6 mL of 0.40 M HCl to give a final solution that has a molarity of 0.25

分类: 作业答案 • 2021-12-19 17:18:26

问题描述：

用0.40M盐酸稀释0.10M盐酸
How many milliliters of 0.10 M HCl must be added to 52.6 mL of 0.40 M HCl to give a final solution that has a molarity of 0.25

答

(0.1V+0.4*52.6)/(52.6+V)=0.25
0.1V+21.04=13.15+0.25V
V=52.6mL