20 Calories to Joules
Convert 20 calories (cal) to joules (J) with formulas, examples, and conversion tables.
cal
J
20 cal = 83.68 J
Full precision:83.68 J
Step-by-Step Solution
To convert 20 calories to joules, we multiply by 4.184 because one calorie equals exactly 4.184 joules.
1 calorie = 4.184 joules
Since each calorie contains 4.184 joules, we multiply our value by this factor:
20 × 4.184 = 83.68 joules
So 20 calories = 83.68 joules.
Quick check: 83.68 ÷ 4.184 = 20 calories
Calories to Joules Conversion Table
| Calories | Joules |
|---|---|
| 1 cal | 4.184 J |
| 2 cal | 8.368 J |
| 3 cal | 12.552 J |
| 4 cal | 16.736 J |
| 5 cal | 20.92 J |
| 10 cal | 41.84 J |
| 20 cal | 83.68 J |
| 50 cal | 209.2 J |
| 100 cal | 418.4 J |
20 Calories in Other Units
| Unit | 20 cal = |
|---|---|
| Calories to Joules | 83.68 J |
| Calories to Kilojoules | 0.08368 kJ |
| Calories to Megajoules | 0.00008368 MJ |
| Calories to Gigajoules | 8.368e-8 GJ |
| Calories to Watt-hours | 0.023244 Wh |
| Calories to Kilowatt-hours | 0.00002324 kWh |
| Calories to Megawatt-hours | 2.3244e-8 MWh |
| Calories to Kilocalories | 0.02 kcal |
| Calories to BTU | 0.079313 BTU |
| Calories to Therms | 7.9313e-7 therm |
| Calories to Foot-pounds | 61.7191 ft·lb |
| Calories to Electronvolts | 5.2229e+20 eV |
| Calories to Ergs | 836800000 erg |