Table 1 Thermodynamic parameters of the nanocomposites
From: Novel PVA/MOF Nanofibres: Fabrication, Evaluation and Adsorption of Lead Ions from Aqueous Solution
T (K) | ΔG o (KJ/mol) | ΔH° (KJ/mol) | ΔS° (J/mol) | E a (KJ/mol) | |
|---|---|---|---|---|---|
Sorption of Pb(II) onto PVA nanofibres | 298 | 3.45 | −2.68 | 2.9 | −2.158 |
313 | 3.63 | ||||
333 | 3.82 | ||||
353 | 3.59 | ||||
Sorption of Pb(II) onto PVA/Sr-TBC nanofibres | 298 | −8.40 | −760.54 | −5.29 | −7.51 |
313 | −8.83 | ||||
333 | −9.58 | ||||
353 | −11.37 | ||||
Sorption of Pb(II) onto PVA/La-TBC nanofibres | 298 | −5.45 | −7348.3 | −43.50 | −24.63 |
313 | −6.41 | ||||
333 | −7.29 | ||||
353 | −7.86 | ||||
Sorption of Pb(II) onto PVA/Sb-TBC nanofibres | 298 | −5.45 | −308.84 | 0.9488 | −6.1532 |
313 | −6.41 | ||||
333 | −7.29 | ||||
353 | −7.86 |