Removal of Hexavalent Chromium from Aqueous Solutions Using Natural Zeolite Coated with Magnetic Nanoparticles: Optimization, Kinetics, and Equilibrium Studies

Table 13

The Langmuir and Freundlich adsorption isotherms.

Langmuir isotherm					Freundlich isotherm
(mg/g)		(L.mg^-1)	^2	(mg/g) (L/mg)^1/nF			^2
43.933	0.254 - 0.037	0.29347	0.9966	12.476	3.15	0.3175	0.92566