(3分)将33.6L(标况下)乙烯和甲烷混合气体,通入足量的溴水中,

(3分)将33.6L(标况下)乙烯和甲烷混合气体,通入足量的溴水中,充分反应后,水溶液的质量增加了14g。则原混合气体中乙烯与甲烷的体积之比为       

 

答案

1:2

解析:

 

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