How many gigajoules in 1 gallon? The answer is 0.13176. We assume you are converting between gigajoule and gallon [U.S.] of automotive gasoline. You can view more details on each measurement unit: gigajoules or gallon The SI derived unit for energy is the joule. 1 joule is equal to 1.0E-9 gigajoules, or 7.5895567698846E-9 gallon. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between gigajoules and gallons [U.S.] of automotive gasoline. Type in your own numbers in the form to convert the units!
1 gigajoules to gallon = 7.58956 gallon
5 gigajoules to gallon = 37.94778 gallon
10 gigajoules to gallon = 75.89557 gallon
15 gigajoules to gallon = 113.84335 gallon
20 gigajoules to gallon = 151.79114 gallon
25 gigajoules to gallon = 189.73892 gallon
30 gigajoules to gallon = 227.6867 gallon
40 gigajoules to gallon = 303.58227 gallon
50 gigajoules to gallon = 379.47784 gallon
You can do the reverse unit conversion from gallon to gigajoules, or enter any two units below:
The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.
So 1 gigajoule = 109 joules.
The definition of a joule is as follows:
The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).
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