Concentration and volume of HCl | Pb(II) R% | |
0.2 М | 10 ml | 90 |
| 5 ml | 86 |
0.5 М | 10 ml | 98 |
| 5 ml | 99 |
1.0 М | 10 ml | 96 |
| 5 ml | 100 |
2.0 М | 10 ml | 96 |
| 5 ml | 96 |