Com Part A Use standard enthalpies of formation to calculate AHn for the following reaction. 2NAHCO3 (s)→Na2O(s) + 2C02(9) + H2O(g) Express your answer using four significant figures. να ΑΣφ ? AHn = kJ Submit Request Answer Part B Use standard enthalpies of formation to calculate AH for the following reaction. CO(g) + H2O(g)H2(g) + CO2(g)

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A: ∆fH°(H2S,g) = -20.6 KJ/mole ∆fH°(SO2,g) = -296.8 KJ/mole  ∆fH° (O2,g) = 0 KJ/mole

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