Adsorption of Dye by Waste Black Tea Powder: Parameters, Kinetic, Equilibrium, and Thermodynamic Studies

Table 3

Thermodynamic parameters for MB adsorption onto black tea powder.

Temperature (K)	△G^0 (kJ·mol^−1)	△H^0 (kJ·mol^−1)	△S^0 (J·mol^−1·K^−1)
288	−5.59
298	−5.95
308	−5.62	−18.50	−18.09
318	−5.60
323	−5.35