Synthesis of Iron Oxide Nanoparticle Functionalized Activated Carbon and Its Applications in Arsenic Adsorption

Table 6

Kinetic adsorption parameters for As(V) adsorption.

qe, exp; (mg/g)	Pseudo-first-order model			Pseudo-second-order model
	kad (min^−1)	qe, cal (mg/g)	R^2	k (g/mg/min)	qe, cal (mg/g)	R^2	h (mg/g/min)
32.57	0.0072	12.47	0.841	0.031	34.86	0.999	8.356

Note: q_{e, cal}: calculated maximum adsorption capacity; q_{e, exp}: experimentally determined maximum adsorption capacity.