🤓 Based on our data, we think this question is relevant for Professor Celan's class at COLLIN.
Use a standard enthalpies of formation table to determine the change in enthalpy for each of these reactions.
i) CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(l)
ii) 2 H2S(g) + 3 O2(g) → 2 H2O(l) + 2 SO2(g)
iii) 2 NO(g) + O2(g) → 2 NO2(g)
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Based on our data, we think this problem is relevant for Professor Celan's class at COLLIN.