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| 1900 British Thermal Unit Thermochemical | to common energy units |
|---|---|
| 1900 BTUth | = 2003265.502436 joules (J) |
| 1900 BTUth | = 2003.265502436 kilojoules (kJ) |
| 1900 BTUth | = 478791.94608891 calories (cal) |
| 1900 BTUth | = 478.79194608891 kilocalories (kcal) |
| 1900 BTUth | = 1.2503373543772E+25 electron volt (eV) |
| 1900 BTUth | = 556.46263956556 watt hour (Wh) |
| 1900 BTUth | = 4.5949154409892E+23 atomic unit of energy (au) |
| 1900 BTUth | = 0.00047879194608891 tons of TNT (tTNT) |
| 1900 BTUth | = 1477532.8095497 foot pound force (ft lbf) |
| 1900 BTUth | = 20032655024360 ergs (ergs) |