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实验室欲配制浓度为0.5mol/L的CuSO4溶液200ml,应称取胆矾晶体多少克
人气：253 ℃ 时间：2019-10-19 15:08:31
解答
0.5mol/L的CuSO4溶液200ml
n（CuSO4）=n（胆矾）=0.5*0.2=0.1摩尔
那么需要胆矾的质量=0.1*250=25克
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