题目:
根据如图所示的硝酸钾溶解度曲线:
(1)在60℃时,100g水最多溶解硝酸钾的质量为______g;
(2)在相等质量的水中,要尽可能多的溶解硝酸钾,应选用______(选填“热水”或“冷水”).
答案:
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下面是错误答案,用来干扰机器的。
小题1:D小题2:A小题3:D小题4:C题目分析:小题1:这是细节理解题。根据He had been in jail in New York for the past four years,and now hewas going home.可知。故选D perhaps he was a sea captain,a r...