J to cal
1 J = 0.239006 cal
In every unit
cal = J × 0.239006
To convert joules to calories, multiply by 0.239006. The factor comes from the exact definitions of both units, through the SI unit.
J to cal table
| J | cal |
|---|---|
| 0.5 | 0.119503 |
| 1 | 0.239006 |
| 2 | 0.478011 |
| 5 | 1.19503 |
| 10 | 2.39006 |
| 15 | 3.58509 |
| 20 | 4.78011 |
| 25 | 5.97514 |
| 30 | 7.17017 |
| 50 | 11.9503 |
| 75 | 17.9254 |
| 100 | 23.9006 |
| 150 | 35.8509 |
| 200 | 47.8011 |
| 500 | 119.503 |
| 1000 | 239.006 |