AP Chemistry › Combustion
Which of the following conditions would describe a combustion reaction?
Exothermic with a negative
Endothermic with a positive
Exothermic with a positive
Endergonic with a negative
Exergonic with a positive
Which of the following reactions has the most exothermic heat of reaction?
The combustion of methane
The combustion of propane
The combustion of butane
The combustion of isobutane
The combustion of isopropane
What is the balanced equation when heptane is combusted?
2 C7H14 + 5 O2 → 3 H2O + 6 CO2
C5H12 + 8 O2 → 6 H2O + 5 CO2
C7H16 + O2 → H2O + CO2
C7H16 + 11 O2 → 8 H2O + 7 CO2
C3H8 + 5 O2 → 4 H2O + 3 CO2