Activation parameters for X80 CS in free 0.5 M H2SO4 solution and in presence of various concentrations of parsley oil.
| Conc. of oil (ppm) | E a kJ mol−1 | ΔH* kJ mol−1 | ΔS* J mol−1 K−1 |
|---|---|---|---|
| 0.00 | 18.29 | 16.62 | 447.38 |
| 50 | 28.76 | 24.95 | 455.95 |
| 150 | 37.90 | 34.93 | 467.54 |
| 250 | 40.23 | 36.42 | 475.72 |
| 350 | 48.02 | 44.57 | 488.93 |
| 450 | 54.35 | 51.70 | 497.64 |