Table 3.

Thermodynamic parameters for the CV dye adsorption process.

Adsorbent	T (°C)	ΔG° (KJ/mol)	ΔH° (KJ/mol)	ΔS° (J/mol·K)
ACL	25	−9.011	−45.382	−120.594
	30	−8.958
	35	−8.551
	40	−8.071
	45	−6.793
	50	-6.128
ACL/Fe3O4	25	−10.117	−56.901	−154.915
	30	−10.241
	35	−9.793
	40	−8.666
	45	−7.105
	50	−6.742