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| 1 British Thermal Unit ISO | to common energy units |
|---|---|
| 1 BTUiso | = 1055.056 joules (J) |
| 1 BTUiso | = 1.055056 kilojoules (kJ) |
| 1 BTUiso | = 252.16443594646 calories (cal) |
| 1 BTUiso | = 0.25216443594646 kilocalories (kcal) |
| 1 BTUiso | = 6.5851277634223E+21 electron volt (eV) |
| 1 BTUiso | = 0.29307111111111 watt hour (Wh) |
| 1 BTUiso | = 2.4199953024765E+20 atomic unit of energy (au) |
| 1 BTUiso | = 2.5216443594646E-7 tons of TNT (tTNT) |
| 1 BTUiso | = 778.16937096787 foot pound force (ft lbf) |
| 1 BTUiso | = 10550560000 ergs (ergs) |
| British Thermal Unit ISO | to Decajoules (table conversion) |
|---|---|
| 1 BTUiso | = 105.5056 daJ |
| 2 BTUiso | = 211.0112 daJ |
| 3 BTUiso | = 316.5168 daJ |
| 4 BTUiso | = 422.0224 daJ |
| 5 BTUiso | = 527.528 daJ |
| 6 BTUiso | = 633.0336 daJ |
| 7 BTUiso | = 738.5392 daJ |
| 8 BTUiso | = 844.0448 daJ |
| 9 BTUiso | = 949.5504 daJ |
| 10 BTUiso | = 1055.056 daJ |
| 20 BTUiso | = 2110.112 daJ |
| 30 BTUiso | = 3165.168 daJ |
| 40 BTUiso | = 4220.224 daJ |
| 50 BTUiso | = 5275.28 daJ |
| 60 BTUiso | = 6330.336 daJ |
| 70 BTUiso | = 7385.392 daJ |
| 80 BTUiso | = 8440.448 daJ |
| 90 BTUiso | = 9495.504 daJ |
| 100 BTUiso | = 10550.56 daJ |
| 200 BTUiso | = 21101.12 daJ |
| 300 BTUiso | = 31651.68 daJ |
| 400 BTUiso | = 42202.24 daJ |
| 500 BTUiso | = 52752.8 daJ |
| 600 BTUiso | = 63303.36 daJ |
| 700 BTUiso | = 73853.92 daJ |
| 800 BTUiso | = 84404.48 daJ |
| 900 BTUiso | = 94955.04 daJ |
| 1000 BTUiso | = 105505.6 daJ |
| 2000 BTUiso | = 211011.2 daJ |
| 4000 BTUiso | = 422022.4 daJ |
| 5000 BTUiso | = 527528 daJ |
| 7500 BTUiso | = 791292 daJ |
| 10000 BTUiso | = 1055056 daJ |
| 25000 BTUiso | = 2637640 daJ |
| 50000 BTUiso | = 5275280 daJ |
| 100000 BTUiso | = 10550560 daJ |
| 1000000 BTUiso | = 105505600 daJ |
| 1000000000 BTUiso | = 105505600000 daJ |