Application of Central Composite Design in the Adsorption of Ca(II) on Metakaolin Zeolite

Table 7

Kinetic parameters.

Experimental value	Pseudo-first-order kinetic model			Pseudo-second-order kinetic model
(mg g^−1)	(mg g^−1)	(min^−1)		(mg g^−1)	(g mg^−1 min^−1)
2.77	1.01	0.01	0.964	2.81	0.0318	0.991