Find the ∆H for the reaction below, given the following reactions and subsequent ∆H values: H2SO4 (l) 1. H2S (g) + 2O2 (g) → H2SO4 (l) 2. H2S (g) + 2O2 (g) → SO3 (g) + H2O (l) 3. H20 (l) → H2O (g) SO3 (g) + H2O (g) ∆H = -235.5 kJ ∆H = -207 kJ ∆H = 44 kJ

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