Physics homework help
Physics homework help. octane is a major component of the gasoline for cars and trucks. when octane burns with oxygen, it produces carbon dioxide, water and energy, as shown in the equation below2C8H18+25O2 produces 16O2+18H2O+1302.7KJ energy43500KJ of energy is needed to drive a car 350km. Calculate how many grams of octane are needed to provide this amount of energy.