21000 Joules to BTU
Convert 21000 joules (J) to btu (BTU) with formulas, examples, and conversion tables.
J
BTU
21000 Joules (J) = 19.9040812845 btu (BTU)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 british thermal unit = 1055.06 Joules
2Divide the value by the conversion factor:
21000 ÷ 1055.06 = 19.9040812845
3Result:
21000 Joules (J) = 19.9040812845 btu (BTU)
Joules to BTU Conversion Table
| Joules | BTU |
|---|---|
| 1 J | 0.000947813 BTU |
| 2 J | 0.00189563 BTU |
| 3 J | 0.00284344 BTU |
| 4 J | 0.00379125 BTU |
| 5 J | 0.00473907 BTU |
| 10 J | 0.00947813 BTU |
| 20 J | 0.0189563 BTU |
| 50 J | 0.0473907 BTU |
| 100 J | 0.0947813 BTU |
| 21000 J | 19.9041 BTU |
21000 Joules in Other Units
| Unit | 21000 J = |
|---|---|
| Joules to Kilojoules | 21 kJ |
| Joules to Megajoules | 0.021 MJ |
| Joules to Gigajoules | 2.1e-5 GJ |
| Joules to Watt-hours | 5.83333333333 Wh |
| Joules to Kilowatt-hours | 0.00583333333333 kWh |
| Joules to Megawatt-hours | 5.83333333333e-6 MWh |
| Joules to Calories | 5019.12045889 cal |
| Joules to Kilocalories | 5.01912045889 kcal |
| Joules to BTU | 19.9040812845 BTU |
| Joules to Therms | 0.00019904159527 therm |
| Joules to Foot-pounds | 15488.7816967 ft·lb |
| Joules to Electronvolts | 1.31071415197e23 eV |
| Joules to Ergs | 2.1e11 erg |