Generation-3 Polyamidoamine Dendrimer-Silica Composite: Preparation and Cd(II) Removal Capacity

Table 4

Thermodynamic parameters of G-3 PAMAM SGA for Cd(II) adsorption.

Thermodynamic	Parameter	Cd(II)
∆H°	kJ mol^−1	3.293
∆S°	J mol^−1 K^−1	0.0786
∆G° (kJ mol^−1)	293 K	−1.504
	303 K	−1.55
	313 K	−1.607