What is the equation for the complete combustion of an alkane, which requires 14 moles of oxygen gas for each mole of alkane combusted?
a. Alkane + 14O2 -> CO2 + H2O
b. Alkane + 7O2 -> CO2 + H2O
c. Alkane + 28O2 -> CO2 + H2O
d. Alkane + 10O2 -> CO2 + H2O