硫酸溶液的混合、稀释中,有关浓度、体积的讨论计算是学习硫酸知识的重点之一.由于试题具有基础性、灵活性、综合性等特点,因此也成为学生学习中的难点.若按部就班的进行分析和推导,常常导致错解、繁解.若将解题的推导分析过程进行理性认识.可倒到事半功倍的效果. Sulfuric acid solution mixing, dilution, the concentration and volume of discussion and calculation is one of the key points to learn the knowledge of sulfuric acid.Because of the basic, flexible and comprehensive characteristics of the test questions, it also becomes a difficult point for students to learn.If step by step Analysis and derivation, often lead to misunderstanding, co-ordination.If the reasoning of deduction and analysis of the problem of rational understanding can be poured into a multiplier effect.