Using the provided data table, calculate ΔrxnH for the following reactions: a) 2O3(g) ⇌ 3O2(g) b) H2S(g) + 3/2 O2(g) ⇌ H2O(ℓ) + SO2(g) Compound                  ΔfH (kJ mol–1) H2O(ℓ)                           –285.83 H2S (g)                          –20.6 O2 (g)                              0 O3 (g)                             142.7 SO2 (g)                          –296.81

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