Problem
1. How is a fuel enthalpy of combustion connected to its enthalpy of formation?
2. What are the higher and lower heating values HHV, LHV of n-butane?
3. What is the value of hfg for n-octane?
4. What happens to the adiabatic flame temperature when I burn rich and when I burn lean?
5. Is the irreversibility in a combustion process significant? Explain your answer.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.