Full name: kilogram calorie
Plural form: kilogram calories
Symbol: kcal
Category type: energy
Scale factor: 4185.8
The SI derived unit for energy is the joule.
1 joule is equal to 0.000238902957619 kilogram calorie.
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The large calorie or kilogram calorie approximates the energy needed to increase the temperature of 1 kg of water by 1 °C. This is about 4.185 kJ, and exactly 1000 small calories.
