配制一定物质的量浓度的某溶液,下列情况会使溶液浓度偏低的是( ) A.未冷却即转 发布时间:2017-07-17 20:09 │ 来源:www.tikuol.com 题型:选择题 问题: 配制一定物质的量浓度的某溶液,下列情况会使溶液浓度偏低的是( )A.未冷却即转移、定容B.容量瓶中原有少量蒸馏水C.定容时俯视刻度线D.摇匀后溶液倒入试剂瓶时,试剂瓶中原有少量水
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题型:选择题 They expect ______the work next Tuesday. [ ]A. finish B. finishing C. will finish D. to finish 查看答案