Table 5. Thermodynamic Parameters for the Adsorption of As(V) Oxoanions.
| ΔG°, kJ mol–1 |
||||||
|---|---|---|---|---|---|---|
| sorbent | ΔH°, kJ mol–1 | ΔS°, J mol–1 K–1 | 295 | 303 | 313 | 323 |
| AMOX1 | 20.43 | 134 | –19.27 | –20.74 | –21.78 | –23.16 |
| AMOX2 | 20.20 | 135 | –19.63 | –20.92 | –22.27 | –23.42 |
| AMOX3 | 21.52 | 144 | –21.14 | –22.52 | –23.91 | –25.22 |