Energy Converter

Calorie to Kilojoule
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Converting between calories and kilojoules is essential in physics, nutrition, electrical engineering, and heating calculations. Energy units bridge different domains: joules in physics, calories in nutrition, kilowatt-hours in electricity, and BTUs in heating.

Also convert to: J kJ MJ kcal Wh kWh BTU

18404.39771 cal = 77.004 kj

18404.39771 (eighteen thousand four hundred and four) calorie(s) is equal to 77.004 (seventy-seven) kilojoule(s)

What is calorie?

The calorie (cal) equals 4.184 joules. It was originally defined as the energy needed to raise one gram of water by one degree Celsius. Small calories are used in chemistry and physics.

What is kilojoule?

The kilojoule (kJ) equals 1,000 joules. It is used in nutrition labelling in many countries and for measuring the energy content of foods, chemical reactions, and industrial processes.

How to convert cal to kj

To convert Calorie to Kilojoule, multiply the value by 0.004184.
18404.39771 cal × 0.004184 = 77.004 kj

Common Conversions

cal kj (Kilojoule) Description
1 cal 0.004184 kJ 1 Calorie(s) = 0.004184 Kilojoule(s)
2 cal 0.008368 kJ 2 Calorie(s) = 0.008368 Kilojoule(s)
5 cal 0.02092 kJ 5 Calorie(s) = 0.02092 Kilojoule(s)
10 cal 0.04184 kJ 10 Calorie(s) = 0.04184 Kilojoule(s)
25 cal 0.1046 kJ 25 Calorie(s) = 0.1046 Kilojoule(s)
50 cal 0.2092 kJ 50 Calorie(s) = 0.2092 Kilojoule(s)
100 cal 0.4184 kJ 100 Calorie(s) = 0.4184 Kilojoule(s)
250 cal 1.046 kJ 250 Calorie(s) = 1.046 Kilojoule(s)
500 cal 2.092 kJ 500 Calorie(s) = 2.092 Kilojoule(s)
1000 cal 4.184 kJ 1000 Calorie(s) = 4.184 Kilojoule(s)
2500 cal 10.46 kJ 2500 Calorie(s) = 10.46 Kilojoule(s)
5000 cal 20.92 kJ 5000 Calorie(s) = 20.92 Kilojoule(s)
10000 cal 41.84 kJ 10000 Calorie(s) = 41.84 Kilojoule(s)

Convert Calorie to other units

cal Unit Description
18404.39771 cal 77004.000019 J Joule
18404.39771 cal 77.004 kJ Kilojoule
18404.39771 cal 0.077004 MJ Megajoule
18404.39771 cal 18.404398 kcal Kilocalorie
18404.39771 cal 21.39 Wh Watt-hour
18404.39771 cal 0.02139 kWh Kilowatt-hour
18404.39771 cal 72.98571 BTU British thermal unit

More Kilojoule conversions

1 cal 2 cal 3 cal 4 cal 5 cal 6 cal 7 cal 8 cal 9 cal 10 cal 11 cal 12 cal 13 cal 14 cal 15 cal 16 cal 17 cal 18 cal 19 cal 20 cal 25 cal 30 cal 40 cal 50 cal 60 cal 70 cal 80 cal 90 cal 100 cal 200 cal 300 cal 500 cal 1000 cal 2000 cal 5000 cal 10000 cal

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