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Activation parameters for MS corrosion in 1M HCl solution containing various concentrations of LPr and LPr + 10 ppm NaBenz.
| C (ppm) | Ea(kJ/mol) | ΔH*(kJ/mol) | ΔS*(kJ/mol/K) |
|---|---|---|---|
| 1M HCl | 62.95 | 60.33 | 0.014 |
| Proline | |||
| 100 | 71.99 | 68.51 | 0.032 |
| 200 | 74.09 | 70.73 | 0.037 |
| 300 | 78.77 | 76.14 | 0.053 |
| 400 | 79.25 | 76.62 | 0.054 |
| 500 | 80.81 | 78.17 | 0.058 |
| Proline + 10 ppm NaBenz | |||
| 100 | 72.11 | 69.50 | 0.034 |
| 200 | 75.63 | 73.03 | 0.042 |
| 300 | 77.77 | 75.15 | 0.048 |
| 400 | 79.15 | 76.53 | 0.051 |
| 500 | 118.94 | 116.32 | 0.172 |
