Table 1. Reaction Rate and Estimated Arrhenius Parameters of the TaHeR–Hydroxylamine (0.5 M) Reaction at Various Temperatures in the Absence and Presence of Light.

	dark			light
temperature (°C)	k (s–1)	Ead (kcal·mol–1)	A (s–1)	k (s–1)	Eal (kcal·mol–1)	A (s–1)
12	(1.9 ± 0.1) × 10–3	14.41 ± 0.1	(2.0 ± 0.07) × 108	(3.2 ± 0.1) × 10–3	15.50 ± 0.09	(2.5 ± 0.07) × 109
17	(2.7 ± 0.08) × 10–3			(4.8 ± 0.07) × 10–3
22	(4.2 ± 0.06) × 10–3			(6.7 ± 0.05) × 10–3
27	(6.8 ± 0.06) × 10–3			(1.0 ± 0.05) × 10–2
32	(9.9 ± 0.06) × 10–3			(1.9 ± 0.06) × 10–2
37	(1.4 ± 0.1) × 10–2			(2.9 ± 0.1) × 10–2