100mL浓度为2mol/L的盐酸跟过量的锌片反应,为加快反应速率,又不影

100mL浓度为2mol/L的盐酸跟过量的锌片反应,为加快反应速率,又不影响生成的氢气的总量,可采用的方法是()。
A.加入适量的6mol/L的盐酸
B.加入数滴氯化铜
C.加入适量的蒸馏水
D.加入适量的氯化钠溶液

答案


B
【试题分析】

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