题目

可用离子方程式H+OH=HO表示的化学反应是                        （    ）  A．CHCOOH+NaOH=CHCOONa+HO           B.  2HNO+Mg(OH)=Mg(NO)+2HO  C. HSO+Ba(OH)=BaSO↓+2HO       D.  2HCl+Ba(OH)=BaCl+2HO 答案：D补全对话（根据对话情景选择正确的答案，每个选项只能用一次） A：___1___ B：Let me see I think ___2__ A：Why? B：___3__ And we also can save time A：I know. But __4__ B：Sure! First, put some clean rice in a put Then, put a little water in the pot and boil it __5___ A：When will we eat? B：Wait five minutes. A：Mom, will you cook at once? I'm very hungry. 1. _________2. _________3. _________4. _________5. _________