使10 mL浓度为1 mol/L的盐酸与过量的锌粉反应，若加入适量的下列溶液，能减慢反应速率但又不影响氢气生成的量的是_刷题宝

题干

使10 mL浓度为1 mol/L的盐酸与过量的锌粉反应，若加入适量的下列溶液，能减慢反应速率但又不影响氢气生成的量的是（）

A：KNO₃

B：CH₃COONa

C：CuSO₄

D：Na₂CO₃

上一题下一题 0.0难度选择题更新时间:2016-04-21 06:59:05

答案(点此获取答案解析）

B

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