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. 2021 Nov 26;14(23):7231. doi: 10.3390/ma14237231

Table 5.

Thermodynamic parameters for the adsorption of sulfonated lignite onto filter paper-templated Mg-Al metal oxides.

Temperature (K) ΔG (KJ·mol−1) ΔH (KJ·mol−1) ΔS (J·mol−1·K−1)
298 −8.51 179.43 630.67
303 −11.66
308 −14.81