先轉一轉做英文: When weak acids react with ammonia solution, chlorine gas will be produced. 很明顯有問題吧......weak acids 有很多種, carbonic,ethanoic,etc.
The reaction between baking soda and vinegar is a kind of endothermic neutralization. [ 本帖最後由 fish 於 15/3/2007 11:33 編輯 ] |