碳酸钠溶液总质量/g | 25.0 | 50.0 | 75.0 | 100.0 | 125.0 | 150.0 | 175.0 | 200.0 |
气体总质量/g | 1.1 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 | 2.2 |
沉淀总质量/g | 0 | 0 | 2.5 | 5.0 | m | n | 9.0 | 9.0 |