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1) Consider combustion reaction of the following C2H6 (g) + O2 --> 2CO2 + 3H2O Find...

1) Consider combustion reaction of the following C2H6 (g) + O2 --> 2CO2 + 3H2O Find which element in the reactants are being reduced. which element in the reactants are being oxidized.

2) Identify if the following reaction is a redox reaction HBr(aq) + KOH(aq) → H2O(l) + KBr(aq)

SO3(g) + H2O(l) → H2SO4(aq)

2 HBr(aq) + Na2S(aq) → 2 NaBr(aq) + H2S(g)

NH4+(aq) + 2 O2(g) → H2O(l) + NO3–(aq) + 2 H+(aq)

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