右图是A.B两种固体物质的溶解度曲线。请回答下列问题: (1)P点

右图是A.B两种固体物质的溶解度曲线。请回答下列问题: 1P点的意义是                         2t2℃时,将60g A物质放入100g水中,充分搅拌,所得溶液的质量是     g 3)将接近饱和的A物质的水溶液,变成饱和溶液的方法            (答出一种即可)。

 

答案

1t2℃时,A.B饱和溶液中溶质的质量分数相等(或t2℃时,AB的溶解度相等)

 2150

 3)降低温度(增加溶质A或蒸发溶剂)

 

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