温度/℃ | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | |
溶解度/g | KNO3 | 20.9 | 32 | 45.8 | 64 | 85.5 | 110 | 138 | 169 | 202 |
NaCl | 35.8 | 36 | 36.3 | 36.6 | 37 | 37.3 | 37.8 | 38.4 | 39 |
根据上表信息,完成下列各题