d÷37%+(1.19cm3)=37÷1.19+1.19÷13=摩尔分数即可 或者设有Ng溶液,则 M(HCl)=0.37N n(HCl)=0.37N/37 L=N/d n(HCl)/L 即可 两种都行哦!╮(╯▽╰)╭