How to convert cal to joules
To convert cal to joules, multiply the value by 4.184 (or divide it by 0.23901).
Step by step: 20 cal to joules
20 cal × 4.184 = 83.68 J
cal to joules: values near 20
| cal | J |
|---|---|
| 15 cal | 62.76 J |
| 16 cal | 66.944 J |
| 17 cal | 71.128 J |
| 18 cal | 75.312 J |
| 19 cal | 79.496 J |
| 20 cal | 83.68 J |
| 21 cal | 87.864 J |
| 22 cal | 92.048 J |
| 23 cal | 96.232 J |
| 24 cal | 100.42 J |
| 25 cal | 104.6 J |
Good to know
1 kilocalorie (a food Calorie) = 4.184 kilojoules and 1 kWh = 3,600 kJ.
Frequently asked questions
What is 20 cal in joules?
20 calories = 83.68 joules.
How do I convert cal to joules?
To convert cal to joules, multiply the value by 4.184 (or divide it by 0.23901).
How many calories are in 1 joule?
1 joule = 0.23901 calories.
What is 20 cal in joules, rounded?
Rounded to two decimal places: 20 calories ≈ 83.68 joules.
joules to cal
Need the opposite direction? Use the joules to cal converter.