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*International Steam Table Calorie (1956) (calIT) equals exactly 4.1868J
**Most widely used BTU definition based on International Steam Table Calorie (1956)
Joule - Energy Unit
Unit of energy in the International System Of Units (SI) is Joule. Joule is the derived unit. Joule formula: 1 J = 1 N · m = 1 kg · m2 / s2
One joule is the amount of energy required to perform the following actions (source:wikipedia.org)
1 cal = 4.1868J => N calories = N*4.1868 J
1 J = 0.238846 cal => N joules = N*0.238846 calories.
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