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要求与思考

要求与思考. 目的要求. 了解重量分析法的含义、特点、分类; 了解沉淀重量法的一般过程; 理解影响沉淀溶解度的几个效应; 掌握沉淀重量法对沉淀形、称量形的要求; 了解沉淀的类型特点及沉淀的条件; 掌握沉淀重量法的有关计算。. 思 考. 要求与思考. 问题思考. 1. 沉淀形和称量形的含义?其区别和联系? 2. 影响沉淀溶解度的因素有哪些 ? 3. 影响沉淀纯度的主要因素? 4. 晶形沉淀的沉淀条件? 5. 什么是均匀沉淀法? 6. 如何 将 Mg 2 P 2 O 7 的质量换为 P 2 O 5 的质量 ?. 退 出.

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要求与思考

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  1. 要求与思考 目的要求 了解重量分析法的含义、特点、分类; 了解沉淀重量法的一般过程; 理解影响沉淀溶解度的几个效应; 掌握沉淀重量法对沉淀形、称量形的要求; 了解沉淀的类型特点及沉淀的条件; 掌握沉淀重量法的有关计算。 思 考

  2. 要求与思考 问题思考 1.沉淀形和称量形的含义?其区别和联系? 2.影响沉淀溶解度的因素有哪些? 3.影响沉淀纯度的主要因素? 4.晶形沉淀的沉淀条件? 5.什么是均匀沉淀法? 6.如何将Mg2P2O7的质量换为P2O5的质量? 退 出

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