Table 4
Results of calcite dissolution measurements, final Zn(II) concentrations and the related amount sorbed, initial and final concentrations for Mn(II) and Sr(II) estimated and measured in sorption experiments along with the estimated amount of TE sorbed
| Experiment ID | Final pH | [Ca(II)]final measured (μmol/L) | Dissolved calcite, calculated (mg) | [Zn(II)]final (mol/L) | Zn(II)sorbed (%) | [Mn(II)] i (mol/L) | [Mn(II)]final (mol/L) | Mn(II)sorbed (%) | [Sr(II)] i (mol/L) | [Sr(II)]final (mol/L) | Sr(II)sorbed (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 7.89 | 571.7 | 2.3 | 1.1955 × 10−5 | 88.0 | 5.95 × 10−7 | 2.9 × 10−8 | 95.20 | 8.48 × 10−7 | 5.25 × 10−7 | 38.07 |
| 2 | 8.07 | 502.4 | 2.0 | 1.058 × 10−6 | 89.4 | 7.49 × 10−7 | 1.7 × 10−8 | 97.67 | 1.001 × 10−6 | 4.11 × 10−7 | 58.92 |
| 3 | 8.13 | 553.9 | 2.2 | 1.23 × 10−7 | 87.7 | 6.80 × 10−7 | 1.9 × 10−8 | 97.18 | 2.758 × 10−6 | 4.76 × 10−7 | 82.76 |
| 4 | 8.17 | 1154.0 | 4.6 | 1.8203 × 10−5 | 81.8 | 5.21 × 10−7 | 1.73 × 10−7 | 66.82 | 5.47 × 10−7 | 1.08 × 10−7 | 80.19 |
| 5 | 8.24 | 1093.8 | 4.4 | 6.45 × 10−7 | 93.6 | 4.98 × 10−7 | 1.86 × 10−7 | 62.62 | 6.21 × 10−7 | 1.17 × 10−7 | 81.21 |
| 6 | 8.21 | 1060.7 | 4.2 | 3.1 × 10−8 | 96.9 | / | 2.52 × 10−7 | / | / | 1.58 × 10−7 | / |
| 7 | 8.03 | 1083.3 | 4.3 | 1.2522 × 10−5 | 87.5 | 8.6 × 10−8 | 1.6 × 10−8 | 82.00 | / | 7.23 × 10−7 | / |
| 8 | 8.12 | 1815.7 | 7.3 | 4.48 × 10−7 | 95.5 | 8.2 × 10−8 | 1.0 × 10−8 | 87.57 | / | 1.087 × 10−6 | / |
| 9 | 8.07 | 2101.3 | 8.4 | 1.52 × 10−7 | 84.7 | 2.23 × 10−7 | 4.0 × 10−8 | 81.98 | 2.053 × 10−6 | 1.308 × 10−6 | 36.21 |
| 10 | 8.16 | 1263.8 | 5.1 | 2.1040 × 10−5 | 78.9 | / | 1.91 × 10−7 | / | / | 1.20 × 10−7 | / |
| 11 | 8.25 | 1154.8 | 4.6 | 7.35 × 10−7 | 92.7 | / | 1.72 × 10−7 | / | / | 1.08 × 10−7 | / |
| 12 | 8.24 | 1138.2 | 4.6 | 3.8 × 10−8 | 96.1 | / | 2.20 × 10−7 | / | / | 1.38 × 10−7 | / |
| 13 | 7.96 | 539.2 | 2.2 | 1.0078×10−5 | 89.9 | 9.4 × 10−8 | 6.6 × 10−8 | 29.95 | / | 7.20 × 10−7 | / |
| 14 | 8.09 | 462.7 | 1.9 | 4.55 × 10−7 | 95.4 | 1.0401 × 10−5 | 5.3 × 10−8 | 99.49 | 7.448 × 10−6 | 7.61 × 10−7 | 89.79 |
| 15 | 8.14 | 516.2 | 2.1 | 1.14 × 10−7 | 88.6 | 7.682 × 10−6 | 4.8 × 10−8 | 99.38 | 7.921 × 10−6 | 8.53 × 10−7 | 89.23 |
| 16 | 8.15 | 1267.7 | 5.1 | 2.9616 × 10−5 | 70.4 | 7.579 × 10−6 | 2.51 × 10−7 | 96.69 | 3.502 × 10−6 | 1.57 × 10−7 | 95.51 |
| 17 | 8.24 | 1312.3 | 5.3 | 9.76 × 10−7 | 90.2 | 5.551 × 10−6 | 2.83 × 10−7 | 94.90 | 3.709 × 10−6 | 1.77 × 10−7 | 95.22 |
| 18 | 8.21 | 1599.0 | 6.4 | 5.4 × 10−8 | 94.5 | / | 2.74 × 10−7 | / | / | 1.72 × 10−7 | / |
| 19 | 8.18 | 1121.6 | 4.5 | 1.1518 × 10−5 | 88.5 | 1.34 × 10−7 | 1.23 × 10−7 | 8.20 | / | 1.08 × 10−6 | / |
| 20 | 8.30 | 1161.1 | 4.6 | 7.35 × 10−7 | 92.6 | 1.38 × 10−7 | 1.09 × 10−7 | 21.08 | / | 1.236 × 10−6 | / |
| 21 | 8.32 | 1414.7 | 5.7 | 1.35 × 10−7 | 86.5 | 3.30 × 10−7 | 1.49 × 10−7 | 54.74 | 2.240 × 10−6 | 1.420 × 10−6 | 36.60 |
| 22 | 8.18 | 1251.5 | 5.0 | 3.1825 × 10−5 | 68.2 | / | 2.74 × 10−7 | / | 2.47 × 10−7 | 1.72 × 10−7 | 30.39 |
| 23 | 8.14 | 1198.3 | 4.8 | 1.298 × 10−6 | 87.0 | / | 2.70 × 10−7 | / | 2.89 × 10−7 | 1.69 × 10−7 | 41.41 |
| 24 | 8.17 | 1168.9 | 4.7 | 9.6 × 10−8 | 90.4 | 4.62 × 10−7 | 2.86 × 10−7 | 38.10 | / | 1.79 × 10−7 | / |