Convert zettajoule to Cal - Conversion of Measurement Units

Convert zettajoule to calorie [I.T.]

More information from the unit converter

How many zettajoule in 1 Cal? The answer is 4.1868E-21. We assume you are converting between zettajoule and calorie [I.T.]. You can view more details on each measurement unit: zettajoule or Cal The SI derived unit for energy is the joule. 1 joule is equal to 1.0E-21 zettajoule, or 0.2388458966275 Cal. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between zettajoules and calories. Type in your own numbers in the form to convert the units!

Quick conversion chart of zettajoule to Cal

1 zettajoule to Cal = 2.388458966275E+20 Cal

2 zettajoule to Cal = 4.7769179325499E+20 Cal

3 zettajoule to Cal = 7.1653768988249E+20 Cal

4 zettajoule to Cal = 9.5538358650998E+20 Cal

5 zettajoule to Cal = 1.1942294831375E+21 Cal

6 zettajoule to Cal = 1.433075379765E+21 Cal

7 zettajoule to Cal = 1.6719212763925E+21 Cal

8 zettajoule to Cal = 1.91076717302E+21 Cal

9 zettajoule to Cal = 2.1496130696475E+21 Cal

10 zettajoule to Cal = 2.388458966275E+21 Cal

Want other units?

You can do the reverse unit conversion from Cal to zettajoule, or enter any two units below:

Common energy conversions

• zettajoule to megalerg
• zettajoule to kilogram calorie
• zettajoule to kilojoule
• zettajoule to foot poundal
• zettajoule to gram calorie
• zettajoule to electron volt
• zettajoule to megacalorie
• zettajoule to hectowatt-hour
• zettajoule to therm
• zettajoule to gigajoule

Definition: Zettajoule

The SI prefix "zetta" represents a factor of 10²¹, or in exponential notation, 1E21.

So 1 zettajoule = 10²¹ 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).

Definition: Calorie

International Steam Table Calorie (1956): 1.163 mW h = 4.1868 J exactly. This definition was adopted by the Fifth International Conference on Properties of Steam (London, July 1956).

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