巧用物理实验 上好“溶液”复习课

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溶液是一种非常重要的混合物,在生产、生活、科研中有非常重要的作用。溶液也是初中化学非常重要的内容。本节"溶液"复习课以一个简单的物理实验切入,贯穿复习溶液部分的相关概念(溶质、溶剂、溶解、溶质质量分数、溶解性、溶解度、结晶等)、渗透观察、推理、对比、建模、对照实验、控制变量、数形结合、定性定量、分离物质等科学方法和化学学科方法,体会"溶液"的教学价值。
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