化学实验试题答案
下面是小编整理的化学实验试题答案,本文共12篇,希望能帮助到大家! 判断题 1.测定水的硬度时,需要对Ca、Mg进行分别定量。(×) 2.对某项测定来说,它的系统误差大小是不可测量的。(×) 3.金属离子指示剂与金属离子生成的络合物过于稳定称为指示剂的封闭现象。(√ ) 4.以HCl标准溶液滴定碱液中的总碱量时,滴定管的内壁挂液珠,会使分析结果偏低。(√ ) 问答题 1、络合滴定中为什么加入缓
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