Calculate DeltaH enthalpy for the combustion of octane C8H18, a component of gasoline, by using average bond energies. Show all steps. given:

Calculate DeltaH enthalpy for the combustion of octane C8H18, a component of gasoline, by using average bond energies. Show all steps.given:C8H18(l)+{25}/{2}O2(g)(arrow)8CO2(g)+9H2O(g)

Calculate DeltaH enthalpy for the combustion of octane C8H18, a component of gasoline, by usingaverage bond energies. Show all steps.given:C8H18(l)+(25/2)O2(g)=8CO2(g)+9H2O(g)ΔHrxn = 8*2*C=O...