Kinetics, Equilibrium, and Thermodynamic Studies on Adsorption of Methylene Blue by Carbonized Plant Leaf Powder

Table 2

Effect of concentration, adsorbent dosage, and solution temperature on adsorption of MB onto PLC.

𝐶0 (mg/dm^3)	D (g/dm^3)	T (K)	𝑘2 (g mg^−1 min^−1)	𝑞𝑒,pre (mg/g)	h (mg g^−1 min^−1)	𝑅^2
50	2.0	303	0.0088	16.73	0.1472	0.999
100	2.0	303	0.0043	24.88	0.1070	0.999
150	2.0	303	0.0036	32.97	0.1187	0.999
200	2.0	303	0.0023	41.86	0.0963	0.999
100	0.5	303	0.0011	51.07	0.0562	0.998
100	1.0	303	0.0015	44.55	0.0668	0.998
100	1.5	303	0.0020	38.18	0.0764	0.999
100	2.0	313	0.0063	22.10	0.1392	0.998
100	2.0	323	0.0099	17.99	0.1781	0.999