How Many Joules in a Kilocalorie?
Quick Answer
1 Kilocalorie = 4,184 Joules
1 kcal = 4,184 J
Formula
J = kcal × 4,184
Conversion Table
| Kilocalories (kcal) | Joules (J) |
|---|---|
| 1 kcal | 4,184 J |
| 2 kcal | 8,368 J |
| 5 kcal | 20,920 J |
| 10 kcal | 41,840 J |
| 20 kcal | 83,680 J |
| 50 kcal | 209,200 J |
| 100 kcal | 418,400 J |
| 500 kcal | 2,092,000 J |
| 1,000 kcal | 4,184,000 J |
Worked Examples
Convert 5 kcal to J:
5 kcal × 4,184 = 20,920 J
Convert 10 kcal to J:
10 kcal × 4,184 = 41,840 J
Convert 50 kcal to J:
50 kcal × 4,184 = 209,200 J
FAQ
How many Joules are in 1 Kilocalorie?
There are 4,184 Joules in 1 Kilocalorie. Formula: J = kcal × 4,184.
How to convert Kilocalories to Joules?
To convert Kilocalories to Joules, multiply the number of Kilocalories by 4,184. For example, 10 kcal = 41,840 J.
How many Joules are in 100 Kilocalories?
There are 418,400 Joules in 100 Kilocalories. Calculation: 100 × 4,184 = 418,400.