Co-Authored By:
Gasoline floats on water which means thatwater has a higher density than gasoline. Theweight of one gallon of commonly used fuel, like that ofgasoline, is six pounds. To put this into context withwater, a gallon of water weighs about 8.4pounds.
Just so, is gas heavier than water?
Almost as soon as the sample is poured into the flaskyou can see the gas and water separating.Water is heavier than gasoline and will fall out tothe bottom. The gasoline phase is the top phase which islighter than water.
Also to know is, what does unleaded fuel weigh?
Usually, regular unleaded gasoline has a gravityof around 58 and a weight per gallon of 6.216 pounds pergallon.
So, 5.8 gallons of gasoline will weighsomewhere between 33.82 lbs to 37.68 lbs (depending on grade andtemperature).