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氯及其化合物

> 标准状况下2.24LH 2和Cl 2组成的混合气体，经光照后缓缓通入100ml 1mol/LNaOH溶液中充分反应，测得最终溶液中NaClO的浓度为0.1mol/L（假设溶液体积不变，且不考虑水解），则原混合气体中Cl 2的体积分数为（） A．55% B．60% C．65% D．70%

问题：

发布时间：2024-09-12

标准状况下2.24LH ₂和Cl ₂组成的混合气体，经光照后缓缓通入100ml 1mol/LNaOH溶液中充分反应，测得最终溶液中NaClO的浓度为0.1mol/L（假设溶液体积不变，且不考虑水解），则原混合气体中Cl ₂的体积分数为（）

A．55% B．60% C．65% D．70%

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