Table 5.
The values of thermodynamic parameters for the adsorption of SG dye by GWTW.
| Temperature (K) | Ke° | ΔG° (kJ mol−1) | ΔH° (kJ mol−1) | ΔS° (J mol−1·K−1) | Van't Hoff equation |
|---|---|---|---|---|---|
| 293 | 4.726·104 | -26.26 | -35.80 | -32.56 | y = 4307x-3.916 |
| 313 | 1.751·104 | -25.62 | R2=0.984 | ||
| 323 | 1.335·104 | -25.29 |