Petrol ingredients

[timbo1965]

What is petrol made up of ?


47. Petrol is mainly composed of ?
A = nitrogen and oxygen
B = oxygen and hydrogen
C = oxygen and carbon
D = carbon and hydrogen


I've got a few questions on here as i'm currentky looking at obtaining my M.O.T testers licence so any help is greatly appreciated.

[Graham-W]

D. Petrol is a hydrocarbon. It burns, when mixed with oxygen, to produce mainly, carbon dioxide, carbon monoxide and water. Someone once told me that one gallon of petrol produces one and a half gallons of water. Don't know if it's true.