中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.下列说法不正确的是
| A: 浓溶液一定是饱和溶液 |
| B: 稀溶液可能是饱和溶液 |
| C: 在一定条件下，饱和溶液与不饱和溶液之间可相互转化 |
| D: 在提到某种物质的溶解度时，一定要指明温度 |
一次做对，真牛！
+5奖励规则>
- 提示1：6aWx5ZKM5rq25ray5LiO5rq25ray55qE5rWT56iA5rKh5pyJ5b+F54S26IGU57O744CC
- 提示2：5rq26Kej5bqm5Lya6ZqP552A5rip5bqm55qE5Y+Y5YyW6ICM5Y+Y5YyW77yM5Zug5q2k6KaB5oyH5piO5rip5bqm44CC
- 答案：QQ==
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本课配套习题挑战模式2/5
单选题
难度系数：
2.一定温度下，把1克熟石灰加入到100克水中，充分搅拌后仍有少许的熟石灰未溶解，静置后取上层清液，关于此清液的叙述正确的是
| A: 它是不饱和溶液 |
| B: 它是浓溶液 |
| C: 它是该温度下的饱和溶液 |
| D: 它的溶质质量分数为1% |
一次做对，真牛！
+5奖励规则>
- 提示1：5rq26LSo55qE6LSo6YeP5YiG5pWw5Li65rq25YmC55qE6LSo6YeP5Y2g5rq25ray55qE5oC76LSo6YeP55qE55m+5YiG5q+U44CC5pys6aKY5Lit5LiN6IO956Gu5a6a5rq26Kej55qE5rq26LSo6LSo6YeP5pyJ5aSa5bCR44CC
- 答案：Qw==
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本课配套习题挑战模式3/5
单选题
难度系数：
3.能将饱和的石灰水变为不饱和的石灰水的方法是
| A: 蒸发 |
| B: 搅拌 |
| C: 降温 |
| D: 升温 |
一次做对，真牛！
+5奖励规则>
- 提示1：PGltZyB3aWR0aD00MDMgaGVpZ2h0PTQzIHNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvNzcvQTIvckJBQ0UxVFJ6Y0h3Z01nWkFBQU1EenFSdTBrNDg4LnBuZyI+
- 答案：Qw==
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本课配套习题挑战模式4/5
单选题
难度系数：
4.
在一定温度下，某固态溶质（不含结晶水）的水溶液甲，经历如下变化：
下列结论正确的是
| A: 溶液甲可能是饱和溶液 |
| B: 溶液乙一定是不饱和溶液 |
| C: 溶液乙和溶液丙中的溶质质量分数可能相等 |
| D: 溶液丙若再蒸发5g水，析出的晶体一定大于2g |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5a655piT5YiG5p6Q55Sy5LiA5a6a5piv5LiN6aWx5ZKM5rq25ray77yM5LiZ5LiA5a6a5piv6aWx5ZKM5rq25ray44CCPC9wPg==
- 提示2：PHA+5rq25ray5LmZ5pei5pyJ5Y+v6IO95piv6aWx5ZKM5rq25ray77yM5Lmf5pyJ5Y+v6IO95piv5LiN6aWx5ZKM5rq25ray44CCPC9wPg==
- 答案：Qw==
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本课配套习题挑战模式5/5
单选题
难度系数：
5.向t℃时饱和的Na2CO3溶液中加入n g无水Na2CO3，会析出m g Na2CO3·10H2O，则（m-n）的值为
| A: 饱和溶液失去水的质量 |
| B: 饱和溶液失去溶质的质量 |
| C: 饱和溶液失去水和溶质的质量之和 |
| D: 其数值为0，即溶液质量不变 |
一次做对，真牛！
+5奖励规则>
- 提示1：5aaC5p6c5LiN6ICD6JmR57uT5pm25rC077yM6YKj5LmI5p6Q5Ye655qE56Kz6YW46ZKg5Yia5aW95pivbmfjgII=
- 提示2：5L2G5bim5Ye657uT5pm25rC05ZCO77yM5Y6f5rq25ray6IO95aSf5rq26Kej55qE56Kz6YW46ZKg5rq26LSo5L6/5Lya5YeP5bCR77yM5Lmf5bCx5piv5p6Q5Ye655qE57qv55qE56Kz6YW46ZKg55qE6LSo6YeP5Lya5aSn5LqObuOAgg==
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- 答案：Qw==
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