How many watthour in 1 femtojoule?
The answer is 2.7777777777778E-19.
We assume you are converting between watthour and femtojoule.
You can view more details on each measurement unit:
watthour or femtojoule
The SI derived unit for energy is the joule.
1 joule is equal to 0.00027777777777778 watthour, or 1.0E+15 femtojoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between watthour and femtojoules.
Type in your own numbers in the form to convert the units!
1 watthour to femtojoule = 3.6E+18 femtojoule
2 watthour to femtojoule = 7.2E+18 femtojoule
3 watthour to femtojoule = 1.08E+19 femtojoule
4 watthour to femtojoule = 1.44E+19 femtojoule
5 watthour to femtojoule = 1.8E+19 femtojoule
6 watthour to femtojoule = 2.16E+19 femtojoule
7 watthour to femtojoule = 2.52E+19 femtojoule
8 watthour to femtojoule = 2.88E+19 femtojoule
9 watthour to femtojoule = 3.24E+19 femtojoule
10 watthour to femtojoule = 3.6E+19 femtojoule
You can do the reverse unit conversion from femtojoule to watthour, or enter any two units below:
watthour to gram calorie
watthour to foot poundal
watthour to megawatthour
watthour to kilogram-force meter
watthour to megaelectron volt
watthour to yottawatthour
watthour to liter atmosphere
watthour to terajoule
watthour to yottajoule
watthour to kilojoule
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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