Research Article
Influence of Linear Alkyl Benzene Sulphonate on Corrosion of Iron in Presence of Magnetic Field: Kinetic and Thermodynamic Parameters
Table 1
Kinetic and thermodynamic parameters of corrosion process in HCl solution in the absence of magnetic field.
| [HCl] (M) | [LAS] (ppm) | T (C) | RC (mg/cm2sec.) | Ea (kJ/mol) | (kJ/mol) | (J/molK) |
| 1.0 | 0.0 | 20 | | 92.3 | 89.6 | −13.9 | 30 | | 40 | | 50 | |
| 1.0 | 200 | 20 | | 86.1 | 83.1 | −33.7 | 30 | | 40 | | 50 | |
| 1.0 | 600 | 20 | | 77.9 | 74.9 | −58.8 | 30 | | 40 | | 50 | |
| 1.0 | 1000 | 20 | | 90.1 | 87.1 | −19.9 | 30 | | 40 | | 50 | |
| 2.0 | 0.0 | 20 | | 63.6 | 61.1 | −110.2 | 30 | | 40 | | 50 | |
| 2.0 | 200 | 20 | | 67.8 | 65.7 | −95.4 | 30 | | 40 | | 50 | |
| 2.0 | 600 | 20 | | 66.8 | 64.4 | −99.3 | 30 | | 40 | | 50 | |
| 2.0 | 1000 | 20 | | 64.6 | 61.4 | −109.2 | 30 | | 40 | | 50 | |
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