HCl溶液(1:5)l和H2SO 溶液(1:18)分别等于多少mol/L的对应溶液?
人气:358 ℃ 时间:2019-10-19 21:47:17
解答
浓盐酸的浓度约为12mol/L ,浓硫酸的浓度约为36mol/L;
实验室中的比例浓度是指体积比
1*12=(1+5)*C HCI溶液(1:5)的浓度为C=12/6=2mol/L
1*36=(1+18)*C H2SO4溶液(1:18)的浓度C(1/2H2SO4)=36/19=1.89mol/L
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