Table 4. Thermodynamic Parameters for MB Sorption onto BC and DDAB-BC.
BC |
DDAB-BC |
|||||
---|---|---|---|---|---|---|
temperature (K) | ΔG° (kJ/mol) | ΔH° (kJ/mol) | ΔS° (J/K mol) | ΔG° (kJ/mol) | ΔH° (kJ/mol) | ΔS° (J/K mol) |
308 | –2.146 | –5.125 | ||||
313 | –2.592 | –6.905 | ||||
318 | –3.173 | 25.76 | 90.67 | –8.393 | 84.84 | 292.7 |
323 | –3.550 | –9.712 | ||||
328 | –3.928 | –11.02 |