Table 1. Activation and Thermodynamic Parameters in the Presence and Absence of SFA at Varying Concentrations.

SFA concentrations (ppm)	Ea (kJ mol–1)	A (mmpy)	ΔH* (kJ mol–1)	ΔS* (J mol–1 K–1)	Ea – ΔH* (kJ mol–1)
blank	22.04	42.9 × 104	19.238	–146.247	2.80
18	36.48	75.48 × 106	33.671	–103.55	2.80
27	48.26	48.58 × 108	45.32	–69.34	2.94
36	80.75	6.87 × 1014	77.86	27.92	2.89