Full Factorial Experimental Design Analysis of Reactive Dye Removal by Carbon Adsorption

Table 4

The pseudo-first-order and second-order kinetic parameters for RY dye removal using SSCAC.

Adsorbent dosage (g/50 mL)	T (K)	𝑞𝑒,exp (mg/g)	Pseudo-first-order kinetic model			Pseudo-second-order kinetic model
			𝑘1 (min^−1)	𝑞𝑒,cal (mg/g)	𝑅^2	𝑘2 (g/(mg*min))	𝑞𝑒,cal (mg/g)	𝑅^2
0.1	293	12.30	0.02902	4.03	0.863	0.01296	12.80	0.999
	303	12.79	0.02625	6.95	0.734	0.00567	13.81	0.987
	313	16.15	0.02372	5.21	0.894	0.00782	16.92	0.997
0.4	293	8.49	0.01543	3.59	0.759	0.00672	9.23	0.984
	303	9.45	0.01819	4.68	0.801	0.00552	10.37	0.976
	313	10.27	0.04767	8.66	0.826	0.01077	10.96	0.998