设NA为阿伏伽德罗常数的数值,下列叙述正确的是(    ) A. 3.4g –

NA为阿伏伽德罗常数的数值,下列叙述正确的是(   

A. 3.4g –OH(羟基)中含有的质子数为2NA

B. 标准状况下,22.4L CH3CH2OH中含有的C-H键数目是5NA

C. KClO3+ 6HCl(浓)== KCl + 3Cl2↑+ 3H2O1mol氧化剂参与反应转移电子数为5NA

D. 0.1 L 0.5 mol/L CH3COOH溶液中含有的H+数为0.05NA

答案

C

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