Research Article

Adsorption of Phenol from Aqueous Solution Using Lantana camara, Forest Waste: Kinetics, Isotherm, and Thermodynamic Studies

Table 10

The determined thermodynamic parameters for adsorbent treated with HCl.

Conc. (J/mol) (J/mol) (J/mol) (J/mol) (J/mol) (J/mol K)
mg/L 298 K 308 K 318 K 328 K

25−7077.08−6781.68−6486.28−6190.88−15880.00−29.54
50−6623.08−6357.68−6092.28−5826.88−14532.00−26.54
100−6248.73−6046.07−5843.41−5640.75−12288.00−20.266
150−5748.2−5557.2−5366.2−5175.2−11440.00−19.1
200−5339.3−5167.8−4996.3−4824.8−10450.00−17.15
250−5264.41−5101.37−4938.33−4775.29−10123.00−16.304