甲 |
乙 |
丙 |
丁 |
|
所取石灰石质量/g |
10.0 |
10.0 |
10.0 |
10.0 |
加入盐酸质量/g |
20.0 |
30.0 |
45.0 |
50.0 |
剩余固体质量/g |
6.0 |
4.0 |
2.0 |
2.0 |