固体硝酸钾的溶解度曲线如右图所示,下列说法正确的是 A.70℃时,硝酸钾的溶解度为114B.70℃时,C点为硝酸钾的不饱和溶液C.70℃时,B点为硝酸钾的饱和溶液D.A、C两点对应溶液的溶质质量分
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![固体硝酸钾的溶解度曲线如右图所示,下列说法正确的是 A.70℃时,硝酸钾的溶解度为114B.70℃时,C点为硝酸钾的不饱和溶液C.70℃时,B点为硝酸钾的饱和溶液D.A、C两点对应溶液的溶质质量分](/uploads/image/z/4660751-47-1.jpg?t=%E5%9B%BA%E4%BD%93%E7%A1%9D%E9%85%B8%E9%92%BE%E7%9A%84%E6%BA%B6%E8%A7%A3%E5%BA%A6%E6%9B%B2%E7%BA%BF%E5%A6%82%E5%8F%B3%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF+A%EF%BC%8E70%E2%84%83%E6%97%B6%2C%E7%A1%9D%E9%85%B8%E9%92%BE%E7%9A%84%E6%BA%B6%E8%A7%A3%E5%BA%A6%E4%B8%BA114B%EF%BC%8E70%E2%84%83%E6%97%B6%2CC%E7%82%B9%E4%B8%BA%E7%A1%9D%E9%85%B8%E9%92%BE%E7%9A%84%E4%B8%8D%E9%A5%B1%E5%92%8C%E6%BA%B6%E6%B6%B2C%EF%BC%8E70%E2%84%83%E6%97%B6%2CB%E7%82%B9%E4%B8%BA%E7%A1%9D%E9%85%B8%E9%92%BE%E7%9A%84%E9%A5%B1%E5%92%8C%E6%BA%B6%E6%B6%B2D%EF%BC%8EA%E3%80%81C%E4%B8%A4%E7%82%B9%E5%AF%B9%E5%BA%94%E6%BA%B6%E6%B6%B2%E7%9A%84%E6%BA%B6%E8%B4%A8%E8%B4%A8%E9%87%8F%E5%88%86)
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