›› Convert kilowatt hour to zeptojoule


›› More information from the unit converter

How many kilowatt-hour in 1 zeptojoule? The answer is 2.7777777777778E-28.
We assume you are converting between kilowatt hour and zeptojoule.
You can view more details on each measurement unit:
kilowatt-hour or zeptojoule
The SI derived unit for energy is the joule.
1 joule is equal to 2.7777777777778E-7 kilowatt-hour, or 1.0E+21 zeptojoule.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilowatt hours and zeptojoules.
Type in your own numbers in the form to convert the units!

›› Quick conversion chart of kilowatt-hour to zeptojoule

1 kilowatt-hour to zeptojoule = 3.6E+27 zeptojoule

2 kilowatt-hour to zeptojoule = 7.2E+27 zeptojoule

3 kilowatt-hour to zeptojoule = 1.08E+28 zeptojoule

4 kilowatt-hour to zeptojoule = 1.44E+28 zeptojoule

5 kilowatt-hour to zeptojoule = 1.8E+28 zeptojoule

6 kilowatt-hour to zeptojoule = 2.16E+28 zeptojoule

7 kilowatt-hour to zeptojoule = 2.52E+28 zeptojoule

8 kilowatt-hour to zeptojoule = 2.88E+28 zeptojoule

9 kilowatt-hour to zeptojoule = 3.24E+28 zeptojoule

10 kilowatt-hour to zeptojoule = 3.6E+28 zeptojoule

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You can do the reverse unit conversion from zeptojoule to kilowatt-hour, or enter any two units below:

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›› Common energy conversions

kilowatt-hour to dekatherm
kilowatt-hour to petawatthour
kilowatt-hour to kilogram calorie
kilowatt-hour to decajoule
kilowatt-hour to centijoule
kilowatt-hour to gigawatt-hour
kilowatt-hour to kiloton
kilowatt-hour to kilocalorie
kilowatt-hour to zettawatthour
kilowatt-hour to petajoule

›› Definition: Zeptojoule

The SI prefix "zepto" represents a factor of 10-21, or in exponential notation, 1E-21.

So 1 zeptojoule = 10-21 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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