NiftyRecipe Online energy conversion
kcal/MJ 0.004184 kJ/MJ 0.001 kWh/kJ 3600 cal/BTU 0.003966 kJ/kcal 0.239006 MJ/kWh 0.277778
cal / J

5 calories in joule

20.92 joule

1 cal = 4.184 J · factor

5 calories equals 20.92 joule. Factor: 1 calorie = 4.184 joule.

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Common values

joule to calorie 1 calorie in joule 2 calories in joule 3 calories in joule 4 calories in joule 6 calories in joule 8 calories in joule 10 calories in joule 12 calories in joule 15 calories in joule 20 calories in joule

Same amount, other units

5 calories → kcal 5 calories → BTU 5 calories → kJ 5 calories → kWh 5 calories → MJ

Related converters

cal → kcal cal → BTU cal → kJ cal → kWh cal → MJ
Formula: calorie to joule

J = cal × 4.184 (1 CAL = 4.184 J)

Reference values: calorie → joule
cal J
1 cal 4.184 J
100 cal 418.4 J
200 cal 836.8 J
500 cal 2092 J
1000 cal 4184 J
2000 cal 8368 J

All amounts for this pair

FAQ for cal → J
5 calories in joule

NiftyRecipe converts 5 calories to 20.92 joule with a fixed SI-linked factor.

Kilojoules and megajoules describe energy on a scientific scale. The ratio applied here is 1 calorie = 4.184 joule, so this amount is 20.92 joule. Reverse check: 1 joule ≈ 0.239006 calorie. That helps when a lab notebook or spreadsheet only lists one column.

Change the value in the calculator for homework, datasheets or rough process estimates. The wording stays technical on purpose so these pages read differently from food-label articles on the same site.