How many femtojoule in 1 watthour?
The answer is 3.6E+18.
We assume you are converting between femtojoule and watthour.
You can view more details on each measurement unit:
femtojoule or watthour
The SI derived unit for energy is the joule.
1 joule is equal to 1.0E+15 femtojoule, or 0.00027777777777778 watthour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between femtojoules and watthour.
Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from watthour to femtojoule, or enter any two units below:
femtojoule to picojoule
femtojoule to terawatthour
femtojoule to yoctojoule
femtojoule to tonne of coal equivalent
femtojoule to liter atmosphere
femtojoule to foot pound
femtojoule to gigacalorie
femtojoule to cheval vapeur heure
femtojoule to Q unit
femtojoule to myriawatt-hour
The SI prefix "femto" represents a factor of 10-15, or in exponential notation, 1E-15.
So 1 femtojoule = 10-15 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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