21 Kilocalories to Joules
Convert 21 kilocalories (kcal) to joules (J) with formulas, examples, and conversion tables.
kcal
J
21 kilocalories (kcal) = 87864 Joules (J)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 kilocalorie = 4184 Joules
2Multiply the value by the conversion factor:
21 × 4184 = 87864
3Result:
21 kilocalories (kcal) = 87864 Joules (J)
Kilocalories to Joules Conversion Table
| Kilocalories | Joules |
|---|---|
| 1 kcal | 4184 J |
| 2 kcal | 8368 J |
| 3 kcal | 12552 J |
| 4 kcal | 16736 J |
| 5 kcal | 20920 J |
| 10 kcal | 41840 J |
| 20 kcal | 83680 J |
| 21 kcal | 87864 J |
| 50 kcal | 209200 J |
| 100 kcal | 418400 J |
21 Kilocalories in Other Units
| Unit | 21 kcal = |
|---|---|
| Kilocalories to Joules | 87864 J |
| Kilocalories to Kilojoules | 87.864 kJ |
| Kilocalories to Megajoules | 0.087864 MJ |
| Kilocalories to Gigajoules | 8.7864e-5 GJ |
| Kilocalories to Watt-hours | 24.4066666667 Wh |
| Kilocalories to Kilowatt-hours | 0.0244066666667 kWh |
| Kilocalories to Megawatt-hours | 2.44066666667e-5 MWh |
| Kilocalories to Calories | 21000 cal |
| Kilocalories to BTU | 83.2786760943 BTU |
| Kilocalories to Therms | 0.000832790034608 therm |
| Kilocalories to Foot-pounds | 64805.0626189 ft·lb |
| Kilocalories to Electronvolts | 5.48402801183e23 eV |
| Kilocalories to Ergs | 8.7864e11 erg |