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烧杯序号 | 温度/℃ | 水的质量/g | 氯化铵质量/g | 溶液质量/g |
① | 20 | 100 | 20 | a |
② | 20 | 100 | 40 | 137.2 |
③ | 40 | 100 | 40 | 140 |
④ | 60 | 100 | 50 | 150 |
温度/℃ | 0 | 10 | 20 | 30 | 40 | 50 |
NaCl | 35.7 | 35.8 | 36.0 | 36.3 | 36.6 | 37 |
温度/℃ | 0 | 10 | 20 | 30 | 40 | 50 | |
溶解度/g | KNO3 | 13.3 | 20.9 | 31.6 | 45.8 | 63.9 | 85.5 |
NaCl | 35.7 | 35.8 | 36.0 | 36.3 | 36.6 | 37.0 |
温度/℃ | 20 | 30 | 40 | 50 | 60 | |
溶解度/g | NaCl | 36.0 | 36.3 | 36.6 | 37.0 | 37.3 |
KNO3 | X | 45.8 | 63.9 | 85.5 | 110 |
温度(℃) | 0 | 10 | 20 | 40 | 60 | 80 | |
溶解度 (g/100g水) |
NaCl | 35.7 | 35.8 | 36 | 36.6 | 37.3 | 38.4 |
KNO3 | 13.9 | 21.2 | 31.6 | 61.3 | 106 | 167 |
温度℃ | 10 | 20 | 30 | 40 | 50 | |
溶解度/g | 氯化钠 | 35.8 | 36.0 | 36.3 | 36.6 | 37.0 |
硝酸钾 | 20.9 | 31.6 | 45.8 | 63.9 | 85.5 |
温度/℃ | 0 | 20 | 30 | 40 | 50 | 60 | 80 | 100 |
溶解度/g | 7 | 21.8 | 39.7 | 48.8 | 47.3 | 46.4 | 45.1 | 44.7 |
dyhx2019
2019-06-30
初中化学 | | 填空题