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Table 3 Thermodynamicparameters for Cr(VI) ion adsorptionon to MSSP and BPP atdifferent temperatures

From: Bio-sorption for effective removal of chromium(VI) from wastewater using Moringa stenopetala seed powder (MSSP) and banana peel powder (BPP)

T (K)

Cr-MSSP

Cr-BPP

∆G° (kJ/mol)

ΔH° (kJ/mol)

ΔS°

(kJ mol−1)

Kc

∆G° (kJ/mol)

ΔH° (kJ/mol)

ΔS°

(kJ mol−1)

293

1.88

− 1.535

39.28

0.129

2.21

− 1.924

42.56

0.140

313

4.02

− 3.617

  

5.57

− 4.476

  

333

26.05

− 9.026

  

28.45

− 9.275

  

353

32.67

− 10.243

  

38.94

− 10.742