The steam reforming of methane is widely used in industry, Ask an Expert

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The steam reforming of methane is widely used in industry to make hydrogen, as given in the following reaction:CH4(g) + H2O(g) ? CO(g) + 3H2(g) a) Calculate the (approximate) enthalpy change, ?H, from the relevant bond dissociation energies. b) What would be the predicted sign (i.e., positive, negative, or zero) of ?S? Describe why. c) At what temperatures is the above reaction expected to be spontaneous? Describe why.

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