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Table 4 Thermodynamics values for the adsorption of Cd(II) ion

From: Orange peel as low-cost adsorbent in the elimination of Cd(II) ion: kinetics, isotherm, thermodynamic and optimization evaluations

K

T (K)

G (J/mol)

S (J/mol K)

H (J/mol)

0.0034

303

14,320.72

  

0.0050

308

13,567.46

  

0.0105

313

11,850.47

− 636.865

0.0046

0.0146

318

11,180.97

  

0.0160

333

11,446.86