Problem: Which fuel contributes least to global warming per kJ of heat produced?(a) octane (C8H18 (l) + 25 O2 (g) → 8 CO2 (g) + 9 H2O (g) ΔH°rxn = -5074.1 kJ)(b) propane (C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (g) ΔH = -2217 kJ)(c) methane (CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (g) ΔH°rxn = -802.3 kJ)

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FREE Expert Solution

octane

C8H18 (l) + 25 O2 (g) → 8 CO2 (g) + 9 H2O (g) ΔH°rxn = -5074.1 kJ

propane

C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (g) ΔH = -2217 kJ

methane

CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (g) ΔH°rxn = -802.3 kJ


80% (227 ratings)
Problem Details

Which fuel contributes least to global warming per kJ of heat produced?

(a) octane (C8H18 (l) + 25 O2 (g) → 8 CO2 (g) + 9 H2O (g) ΔH°rxn = -5074.1 kJ)

(b) propane (C3H8 (g) + 5 O2 (g) → 3 CO2 (g) + 4 H2O (g) ΔH = -2217 kJ)

(c) methane (CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (g) ΔH°rxn = -802.3 kJ)

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