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. 2021 Apr 13;6(16):10816–10827. doi: 10.1021/acsomega.1c00480

Table 3. Thermodynamic Parameters for the Adsorption of BB41 on Chitosan/PVA/OCT-MMT (2 wt %) Nanocomposite at an Adsorbent Dosage of 0.04 g, Contact Time of 90 min, and Dye Concentration of 10 mg/L.

temperature (K) ΔH0 (kJ mol–1) ΔS0(kJ mol–1 K–1) ΔG0(kJ mol–1)
298 29.37 0.14 –12.7
308 –14.4
313 –14.8
318 –15.5