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. 2018 Jul 10;4(7):e00682. doi: 10.1016/j.heliyon.2018.e00682

Table 2.

Kinetic parameters for Cr (VI) adsorption onto VB.

$C_{o} (mg L^{- 1})$	Pseudo-first-order			Pseudo-second-order
$C_{o} (mg L^{- 1})$	k₁(min⁻¹)	q_e (mg kg⁻¹)	R²	k₂(kg mg⁻¹min⁻¹)	q_e (mg kg⁻¹)	R²
5	0.01	1.14	0.938	0.001	83.33	0.999
1	0.016	9.53	0.923	0.01	20.41	0.999
0.1	0.01	49.89	0.989	0.34	2.09	0.997