Convert calorie (thermochemical)s to kilojoules
1 cal = 0.004184 kJ — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.004 184kJ
Exact decimal: 0.004184
As a fraction: 523/125000
1 cal = 0.004184 kJ
How to convert calorie (thermochemical)s to kilojoules
Multiply the number of calorie (thermochemical)s by 0.004184 to get kilojoules.
The exact factor is 0.004184 — as a fraction, 523/125000.
Calorie (thermochemical): Exactly 4.184 J. The "small" calorie.
Calorie (thermochemical) to Kilojoule conversion table
| Calorie (thermochemical)s (cal) | Kilojoules (kJ) |
|---|---|
| 1 cal | 0.004 184 |
| 2 cal | 0.008 368 |
| 3 cal | 0.012 552 |
| 5 cal | 0.020 92 |
| 10 cal | 0.041 84 |
| 20 cal | 0.083 68 |
| 25 cal | 0.1046 |
| 50 cal | 0.2092 |
| 100 cal | 0.4184 |
| 250 cal | 1.046 |
| 500 cal | 2.092 |
| 1000 cal | 4.184 |
Kilojoule to Calorie (thermochemical) conversion table
| Kilojoules (kJ) | Calorie (thermochemical)s (cal) |
|---|---|
| 1 kJ | 239.005 74 |
| 2 kJ | 478.011 47 |
| 3 kJ | 717.017 21 |
| 5 kJ | 1195.0287 |
| 10 kJ | 2390.0574 |
| 20 kJ | 4780.1147 |
| 25 kJ | 5975.1434 |
| 50 kJ | 11 950.287 |
| 100 kJ | 23 900.574 |
| 250 kJ | 59 751.434 |
| 500 kJ | 119 502.87 |
| 1000 kJ | 239 005.74 |
Frequently asked
How many kilojoules are in a calorie (thermochemical)?
One calorie (thermochemical) equals 0.004184 kilojoules (cal → kJ). That figure is exact, not rounded.
How do you convert calorie (thermochemical)s to kilojoules?
Multiply the number of calorie (thermochemical)s by 0.004184 to get kilojoules.
What is 1 kJ in calorie (thermochemical)s?
One kilojoule is 239.0057361 calorie (thermochemical)s.
What is 10 cal in kJ?
10 cal = 0.041 84 kJ.
What exactly is a calorie (thermochemical)?
Exactly 4.184 J. The "small" calorie.