The Adsorption Efficiency of Chemically Prepared Activated Carbon from Cola Nut Shells by ZnCl₂ on Methylene Blue

Table 3

Parameter values of the kinetic studies of the adsorption of methylene blue onto activated carbon from cola nut shells.

	Equation	𝑅^2	𝐾1	𝐾2	𝛼	𝛽
Pseudo-first-order	𝑦=−0.0245𝑥+5.174	0.8626	0.0232	/	/	/
Pseudo-second-order	𝑦=0.0086𝑥+0.5486	0.945	/	0.0198	/	/
Elovich	𝑦=37.976𝑥−84.314	0.9811	/	/	4.44	0.0257