题目内容

下列数字中有三位有效数字的是

A. 溶液的pH为4.30
B. 滴定管量取溶液的体积为5.40ml
C. 分析天平称量试样的质量为5.3200g
D. 移液管移取溶液25.00mL
E. 分析天平称量试样的质量为0.0123kg

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