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. 2020 Sep 1;5(36):22827–22839. doi: 10.1021/acsomega.0c02016

Table 9. Thermodynamic Parameters for Cr(VI) Adsorption onto MWCNTs.

  T (K) ΔG (kJ/mol) ΔH (J/mol) ΔS [J/(mol/K)]
MWCNTs-3 298 10.4051 –14.5537 –45.8891
  313 3.0119    
  328 1.9056    
MWCNTs-OH-3 298 7.1904 –10.1306 –33.3333
  313 3.5115    
  328 1.2686    
MWCNTs-COOH-3 298 3.7401 –3.2641 –15.3052
  313 2.4284    
  328 1.9754