Table 3.
Thermodynamic parameters of adsorption of basic yellow dye using kaolin adsorbents.
| Types of adsorbent |
[KJ.Kmol−1] |
[KJ.Kmol−1] | [KJ.Kmol−1K−1] | ||
|---|---|---|---|---|---|
| Temperature [K] | |||||
| 303.15 | 323.15 | 343.15 | |||
| Beneficiated Kaolin | −1.243 | 1.576 | 4.396 | −43.989 | −0.141 |
| Raw Kaolin | −0.414 | 1.913 | 4.240 | −35.700 | −0.116 |
| Calcined Kaolin | 0.980 | 3.087 | 5.193 | −30.953 | −0.105 |