Table 2. Adsorption Kinetic Parameters of the Adsorption for Cd2+ by RMS within Adsorption Time of 5–360 min.
| pseudo-first-order model |
pseudo-second-order model |
Weber–Morris intra-particle diffusion model |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| qexp (mg/g) | qe (mg/g) | K1 (min–1) | R2 | χ2 | qe (mg/g) | K2 [g(mg·min)] | R2 | χ2 | kid [mg/(g·min1/2)] | c (mg/g) |
| 255 | 170 | 0.012 | 0.976 | 42.5 | 275 | 1.221 × 10–4 | 0.998 | 1.455 | 10.292 | 83.688 |