Research Article
Adsorptive Removal of Malachite Green Dye onto Coal-Associated Soil and Conditions Optimization
Table 1
Thermodynamic factors for the elimination of MG dye on coal-associated soil.
| (mg/L) | ΔS° (J mol-1) | ΔH° (kJ mol-1) | ΔG° (kJ mol-1) | 30°C | 40°C | 50°C | 60°C |
| 25 | -221 | -80 | -13 | -10 | -8 | -7 | 50 | -122 | -47 | -10 | -9 | -8 | -6 | 75 | -88 | -35 | -8 | -8 | -7 | -6 | 100 | -70 | -29 | -7 | -6 | -6 | -5 | 125 | -53 | -22 | -6 | -6 | -5 | -5 | 150 | -50 | -21 | -6 | -5 | -4 | -4 |
|
|