初二科学题(物质在水中的溶解) (8 19:10:34)将6.28g20℃时的硝酸钾饱和溶液蒸干,得到1.58g硝酸钾晶体1.20℃时硝酸钾的溶解度是多少?2.20℃时,20g硝酸钾应溶解在多少克水中达到饱和?3.20℃时,20g'
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/10 18:30:34
![初二科学题(物质在水中的溶解) (8 19:10:34)将6.28g20℃时的硝酸钾饱和溶液蒸干,得到1.58g硝酸钾晶体1.20℃时硝酸钾的溶解度是多少?2.20℃时,20g硝酸钾应溶解在多少克水中达到饱和?3.20℃时,20g'](/uploads/image/z/5401731-3-1.jpg?t=%E5%88%9D%E4%BA%8C%E7%A7%91%E5%AD%A6%E9%A2%98%28%E7%89%A9%E8%B4%A8%E5%9C%A8%E6%B0%B4%E4%B8%AD%E7%9A%84%E6%BA%B6%E8%A7%A3%EF%BC%89+%288+19%3A10%3A34%29%E5%B0%866.28g20%E2%84%83%E6%97%B6%E7%9A%84%E7%A1%9D%E9%85%B8%E9%92%BE%E9%A5%B1%E5%92%8C%E6%BA%B6%E6%B6%B2%E8%92%B8%E5%B9%B2%2C%E5%BE%97%E5%88%B01.58g%E7%A1%9D%E9%85%B8%E9%92%BE%E6%99%B6%E4%BD%931.20%E2%84%83%E6%97%B6%E7%A1%9D%E9%85%B8%E9%92%BE%E7%9A%84%E6%BA%B6%E8%A7%A3%E5%BA%A6%E6%98%AF%E5%A4%9A%E5%B0%91%3F2.20%E2%84%83%E6%97%B6%2C20g%E7%A1%9D%E9%85%B8%E9%92%BE%E5%BA%94%E6%BA%B6%E8%A7%A3%E5%9C%A8%E5%A4%9A%E5%B0%91%E5%85%8B%E6%B0%B4%E4%B8%AD%E8%BE%BE%E5%88%B0%E9%A5%B1%E5%92%8C%3F3.20%E2%84%83%E6%97%B6%2C20g%27)
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