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Kinetic, Equilibrium and Thermodynamics Study of the Adsorption of Pb(Ii), Cu(Ii) and Ni(Ii) from Aqueous Solution using <i>Mangiferaindica</i> Leaves
Online Journal of Materials Science
| Vol 1, Issue 1
Table 1. Isotherm Parameters of Various Adsorbent
| Isotherm models | Adsorbates (Metal ions) | ||
|
| Ni+ ions | Pb2+ ions | Cu2+ions |
| Langmuir |
|
|
|
| R2 | 0.9214 | 0.9950 | 0.9908 |
| Qm | -0.3874 | 3.5523 | -0.0603 |
| KL | -7.1890 | 4.3383 | -2.2470 |
| Freundlich |
|
|
|
| R2 | 0.9973 | 0.9976 | 0.9942 |
| N | 0.6762 | 1.6998 | 0.6524 |
| Kf | 0.0874 | 4.2677 | 0.0900 |