Originally Posted by pulse1
When I were a lad, Esso had some publicity material whcih said that you got 8 gallons of water from every gallon of petrol. As a lapsed chemist I should be able to work it out but it sounds about right.
118g of petrol produces 180g of water, so nearer 1.5 gal water to 1gal of fuel
C8H18 + 12.5 02 --> 9H2O + 8CO2