Table 3.

Activation energy (Apparent) (E_a), A, ΔH^∗, ΔS^∗ of L1 and L2 at different concentrations derived from Arrhenius and Transition State Equations.

Inhibitor	Concentration(M)	Activation parameter
		Ea(kJ/mol)	A	ΔH≠ (J/mol)	ΔS≠ (J/mol K)
L1	Blank	2.37	0.126	23.44	−197.53
	2 × 10–4	7.77	0.238	32.42	−197.51
	4 × 10–4	8.96	0.270	34.50	−197.50
	6 × 10–4	8.12	0.225	33.73	−−197.51
	8 × 10–4	8.44	0.221	34.68	−197.507
	10 × 10–4	10.52	0.278	38.21	−197.499
L2	Blank	2.54	0.129	23.68	−197.539
	2 × 10–4	3.67	0.132	26.50	−197.539
	4 × 10–4	4.18	0.135	27.64	−197.539
	6 × 10–4	6.99	0.195	32.12	−197.537
	8 × 10–4	8.46	0.227	34.76	−197.537
	10 × 10–4	11.63	0.342	39.71	−197.535