Convert calorie to joule
Here you can quickly calculate how many joule fit in one calorie.
Only numbers and one decimal comma.
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- scroll: formula · table · questions -
- 1 cal = 4.184 J
- 1 J = 0.239006 cal
Conversion from calorie to joule example
- 1 calorie = 4.184 joule
Calorie to joule conversion table
| calorie | joule |
|---|---|
| 1 | 4.184 |
| 2 | 8.368 |
| 5 | 20.92 |
| 10 | 41.84 |
| 20 | 83.68 |
| 50 | 209.2 |
| 100 | 418.4 |
Formula to convert calorie to joule
To convert calorie to joule, multiply by 4.184.
1 cal = 4.184 J
Example: 1 calorie = 4.184 joule
Common mistakes
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Food 'calories' are actually kilocalories: 1 kcal = 1,000 cal. A '500-calorie' meal therefore contains 500 kcal, half a million small calories. Labels write the same thing as 'kcal' or as 'Cal' with a capital C.
Quick calorie to/from joule conversion quiz
Score:
0
196 joule equals 39.8 calorie.
Correct answer: 196 joule = 46.8 calorie.
24.8 joule equals 5.93 calorie.
Correct answer: 24.8 joule = 5.93 calorie.
18 joule equals 4.3 calorie.
Correct answer: 18 joule = 4.3 calorie.
4.7 joule equals 0.955 calorie.
Correct answer: 4.7 joule = 1.12 calorie.
10.9 calorie equals 45.6 joule.
Correct answer: 10.9 calorie = 45.6 joule.