Table 7.

Thermodynamic parameters for the cadmium adsorption on adsorbent.

T(K)	Adsorbent molar ratio
	M1			M2
	ΔG (kJ/mol)	ΔH (kJ/mol)	ΔS J/(mol K)	ΔG (kJ/mol)	ΔH (kJ/mol)	ΔS J/(mol K)
278.15	− 9.32	41.12	133.54	− 4.68	39.76	128.43
283.15	− 10.63			− 9.58
298.15	− 18.88			− 17.21
308.15	− 17.76			− 16.92
313.15	− 16.39			− 16.34
323.15	− 15.22			− 15.07