Table 3 The thermodynamic parameters for mild steel in 0.5 M H2SO4 solution containing different concentration of 1-butyl-3-methyl-1H-benzimidazolium iodide 30 at different temperature.
From: Recent advances in the use of benzimidazoles as corrosion inhibitors
Temperature (K) | Kads (L/mol) | \( \Delta G_{ads}^{0} \) (kJ/Mol) | \( \Delta H_{ads}^{0} \) (kJ/Mol) | \( \Delta S_{ads}^{0} \) (J K−1 Mol−1) |
|---|---|---|---|---|
298 | 16,516 | − 34.03 | − 32.89 | 3.83 |
308 | 13,100 | − 34.58 | – | 5.49 |
318 | 7864 | − 34.35 | – | 4.59 |
328 | 5053 | − 34.22 | – | 4.06 |