Study of Fluoride Affinity by Zirconium Impregnated Walnut Shell Carbon in Aqueous Phase: Kinetic and Isotherm Evaluation

Table 3

Thermodynamic Parameters for Adsorption of fluoride onto ZIWSC.

S. No.	Thermodynamic; parameters	Temperature (K)	Values
1		303	−0.9282
		313	−1.0545
	Δ𝐺 (kJ mol^−1)	323	−1.1043
		333	−1.2394
2	Δ𝐻 (kJ mol^−1)		3.3157
3	Δ𝑆 (J mol^−1 K^−1)		14.0131