2021-2022学年九年级全一册化学鲁教版（五四制）暑假提前学（3）物质的溶解性
※题型：单选题※知识点：单选题※试题难度：中等<br>利用溶解度曲线,可以获得许多有关物质溶解度的信息。如图是a、b、c三种物质的溶解度|曲线。下列有关叙述正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/22/E88F87374B017A0573416E09D4B78268.png"><br>A.物质a的溶解度大于c的溶解度<br>B.P点表示a、c两物质的饱和溶液质量相等<br>C.物质c一定是氢氧化钙<br>D.将<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/22/32950889DA083F8FEB4B456B77CE675B.png"><br>时a、b两种物质的饱和溶液分别降温到<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/22/97DE7627ECA82C404E1EFD3560FA9B7B.png"><br>,都会析出晶体<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/172d4fdeba7246d48d98f31a0181ba93/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/9bb51d1332594a8098c9871815b9f260/5334A3BF36654ADB8E75D97C9F680A68.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br><img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/490D2448912FDAA82DEDD28BCF750A33.png"><br>与KCl的溶解度曲线如图所示。下列说法正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/3B66C2A28B2079379111B87CC5E57297.png"><br>A.0℃时,KCl的溶解度为29g<br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/427B1B5C2818448CE85E00E7373466A3.png"><br>时,<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/490D2448912FDAA82DEDD28BCF750A33.png"><br>和KCl的溶质质量分数相等<br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/F6E20041569242D29171C620FDA4DDBB.png"><br>时,KCl的溶解度比的<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/490D2448912FDAA82DEDD28BCF750A33.png"><br>的溶解度大<br>D.KCl的溶解度受温度的影响程度比<img src="https://picture2.zhihuicn.com/testImage/2/2021/6/10/490D2448912FDAA82DEDD28BCF750A33.png"><br>大<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/5/2021/f0235204938c423e92858cb64e93bfde/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/5/2021/dc0bddeca6f74c55a402b9f126afca2a/6B1EB8652F0029CAC04288A28947E9CD.png"><br><br>
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