题型:单选题 题类:常考题 难易度:普通
温度(℃) | 0 | 20 | 40 | 60 |
溶解度(g) | 27.6 | 34 | 40 | 45.5 |
温度(℃) | 20 | 40 | 50 | 60 | 80 | |
溶解度 (g/100水) | NaCl | 36.0 | 36.6 | 37.0 | 37.3 | 38.4 |
NH4Cl | 37.2 | 45.8 | 50.4 | 55.2 | 65.6 | |
KNO3 | 31.6 | 63.9 | 85.5 | 110 | 169 |
次数 | 1 | 2 | 3 | 4 |
加入稀H2SO4质量/g | 50 | 50 | 50 | 50 |
剩余固体质量/g | 6.8 | 5.6 | 4.6 | 4.6 |
试题篮