cal to J
1 cal = 4.184 J
In every unit
J = cal × 4.184
To convert calories to joules, multiply by 4.184. The factor comes from the exact definitions of both units, through the SI unit.
cal to J table
| cal | J |
|---|---|
| 0.5 | 2.092 |
| 1 | 4.184 |
| 2 | 8.368 |
| 5 | 20.92 |
| 10 | 41.84 |
| 15 | 62.76 |
| 20 | 83.68 |
| 25 | 104.6 |
| 30 | 125.52 |
| 50 | 209.2 |
| 75 | 313.8 |
| 100 | 418.4 |
| 150 | 627.6 |
| 200 | 836.8 |
| 500 | 2092 |
| 1000 | 4184 |