What is the ΔHorxn for the production of propane, C3H8, given the following reaction enthalpies: ΔHo(combustion of propane) = –2219.9 kJ ΔHo f CO2(g)= –393.5 kJ ΔHo f H2O(l)= –285.8 kJ Select one: a.Approx. +1.541 × 103 kJ b.Approx. +0.1040 × 103 kJ c.Approx. –0.1040 × 103 kJ d.Approx. +1.325 × 103 kJ

Chemistry: An Atoms First Approach
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Author:Steven S. Zumdahl, Susan A. Zumdahl
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Chapter7: Chemical Energy
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Problem 93AE: Three gas-phase reactions were run in a constant-pressure piston apparatus as shown in the following...
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What is the ΔHorxn for the production of propane, C3H8, given the following reaction enthalpies:

ΔHo(combustion of propane) = –2219.9 kJ

ΔHf CO2(g)= –393.5 kJ

ΔHf H2O(l)= –285.8 kJ

Select one:
a.Approx. +1.541 × 103 kJ
b.Approx. +0.1040 × 103 kJ
c.Approx. –0.1040 × 103 kJ
d.Approx. +1.325 × 103 kJ
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