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本文列举了关于物质的量浓度计算的七类习题:(1)按照公式计算物质的浓度:溶质为固体、液体、气体及反应后的生成物;(2)根据溶液的质量分数求物质的量浓度;(3)根据溶解度求物质的量浓度;(4)由一种离子的物质的量浓度求另一离子的物质的量浓度;根据溶液的质量分数求物质的量浓度;(5)求参加反应前的物质的量浓度;(6)求参加反应前的物质的量浓度;(7)溶液中电荷守恒式的运用.并详细分析了试题特点及解题策略.
This paper lists seven kinds of exercises on the calculation of the concentration of substances: (1) Calculate the concentration of the substance according to the formula: Solute is solid, liquid, gas and the product after the reaction; (2) According to the mass fraction of the solution, Concentration; (3) according to the solubility of the amount of substance concentration; (4) from the concentration of one kind of ionic substance concentration of another ion concentration of substances; according to the mass fraction of the substance concentration; Participate in the reaction before the amount of substance concentration; (6) Seek to participate in the reaction before the amount of substance concentration; (7) The charge conservation solution in the solution. And analyzed in detail the characteristics of test questions and problem solving strategies.