题型：单选题 题类：常考题 难易度：普通
| 温度/℃ | 20 | 40 | 50 | 60 | |
| 溶解 度/g | NaCl | 36.0 | 36.6 | 37.0 | 37.3 |
| NH4Cl | 37.2 | 45.8 | 50.4 | 55.2 | |
| KNO3 | 31.6 | 63.9 | 85.5 | 110 | |
试题篮
