Conversions

Main article: Conversion of units of energy
1 joule is according to:
1Г—107 ergs (exactly)
6.24150974Г—1018 eV (electronvolts)
0.2390 cal (thermochemical gram calories or baby calories)
2.3901Г—10в€’4 kcal (thermochemical kilocalories, kilogram calories, ample calories or aliment calories)
9.4782Г—10в€’4 BTU (British thermal unit)
0.7376 ftВ·lb (foot-pounds)
23.7 ftВ·pdl (foot-poundals)
2.7778Г—10в€’7 kilowatt-hour
2.7778Г—10в€’4 watt-hour
9.8692Г—10в€’3 litre-atmosphere
11.1265 femtograms (mass-energy equivalence)
1Г—10в€’44 foe (exactly)
Units authentic absolutely in agreement of the joule include:
1 thermochemical calorie = 4.184 J[14]
1 International Table calorie = 4.1868 J[15]
1 watt hour = 3600 J
1 kilowatt hour = 3.6Г—106 J (or 3.6 MJ)
1 watt additional = 1 J
1 ton TNT = 4.184 GJ