100 g稀盐酸恰好跟100 g 16%的氢氧化钠溶液完全反应,求:
(1)生成氯化钠的质量:
(2)稀盐酸中溶质的质量分数.
人气:101 ℃ 时间:2019-10-19 19:49:44
解答
设参加反应HCl的质量为x,生成氯化钠的质量为yHCl+NaOH═NaCl+H2O36.5 40 58.5x 100g×16% y36.5x=40100g×16% x=14.6g40100g×16%=58.5y y=2...
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