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在复习“第六章溶解现象”(上教版下),讲到二氧化碳气体溶解度时,恰巧那段时间气温很高,一下课大部分学生都到学校商店买汽水喝。我说:“根据我们今天所学的知识,我们可以自己制汽水喝。”没想到这一说法立即得到了全班学生的热烈响应,纷纷要求自制汽水喝。我说:“当然可以,不过我有两
In the review ”Chapter VI dissolution phenomenon “ (PEP), when it comes to the solubility of carbon dioxide gas, it happened during that time the temperature is very high, most of the get out of class a class to the school store to buy soft drinks to drink. I said: ”Based on the knowledge we have learned today, we can drink our own soda. “ Did not expect this statement immediately got the warm response of the class students, have asked for homemade soda drink. I said: ”Of course yes, but I have two