Remediation of Rhodamine B Dye from Aqueous Solution Using Casuarina equisetifolia Cone Powder as a Low-Cost Adsorbent

Table 2

Thermodynamics parameters for the adsorption of RB onto CEC.

Temperature (°C)	ΔG° (kJ mol^−1)	ΔH° (kJ mol^−1)	ΔS° (J mol^−1 K^−1)	(mg g^−1)
25	−1.19	14.19	51.16	12.08
35	−1.47			12.77
45	−2.47			14.09
55	−2.84			14.85