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. 2022 Apr 18;7(17):14820–14831. doi: 10.1021/acsomega.2c00274

Table 3. Kinetic Parameters of the Adsorption of Hg over PAMC from Water Solutionsa.

    Lagergren first-order
 pseudo-second-order
 W-M intraparticle diffusion
T (K) qe, exp (mg/g) k1 (min–1) qe, cal (mg/g) R2 k2 g/mg.min qe, cal (mg/g) R2 Kid mg/g.min1/2 C (mg/g) R2
298 37.2 0.0508 47.53 0.9307 0.001 45.25 0.9906 3.7082 4.0497 0.9901
318 38.4 0.0519 49.77 0.9422 0.001 48.31 0.9938 3.7588 5.013 0.9823
338 39.6 0.0523 45.41 0.9684 0.002 46.51 0.9946 1.6798 24.008 0.9484
a

Hg conc. = 200 ppm.