Synthesis, Characterization, and Evaluation of the Remediation Activity of Cissus quadrangularis Zinc Oxide Nanoparticle-Activated Carbon Composite on Dieldrin in Aqueous Solution

Table 4

Thermodynamic data of the batch adsorption experiment of dieldrin onto nanocomposite.

Concentration ppm	ΔG° (kJ/kmol)			Thermodynamics measurements
				ΔH° (kJ/mol)	ΔS° (J/mol K)
	300 K	308 K	318 K
10	−5.742	−5.894	−6.072	−0.25	0.01
20	−7.415	−7.607	−7.808	−0.89	0.02
30	−8.48	−8.706	−8.978	−0.19	0.03
60	−10.181	−10.451	−10.742	−0.86	0.03