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| 421000 British Thermal Unit Thermochemical | to common energy units |
|---|---|
| 421000 BTUth | = 443881461.32924 joules (J) |
| 421000 BTUth | = 443881.46132924 kilojoules (kJ) |
| 421000 BTUth | = 106090215.42286 calories (cal) |
| 421000 BTUth | = 106090.21542286 kilocalories (kcal) |
| 421000 BTUth | = 2.7704843483831E+27 electron volt (eV) |
| 421000 BTUth | = 123300.40592479 watt hour (Wh) |
| 421000 BTUth | = 1.0181365266613E+26 atomic unit of energy (au) |
| 421000 BTUth | = 0.10609021542286 tons of TNT (tTNT) |
| 421000 BTUth | = 327390164.64233 foot pound force (ft lbf) |
| 421000 BTUth | = 4.4388146132924E+15 ergs (ergs) |