Conversion Table

Common Units of Energy

1 joule = 1 X 107 ergs

1 calorie = 4.184 joules = 4.184 X 107 ergs = 4.129 X 10-2 liter-atmosphere = 2.612 X 10-19 electron volts

1 erg = 1 X 10-7 joule = 2.3901 X 10-8 calorie

1 electron volt = 1.6022 X 10-19 joule = 1.6022 X 10-12 erg = 96.487 kJ/mol

1 liter atmosphere = 24.217 calories = 101.32 joules = 1.0132 X 109 ergs

1 British Thermal Unit = 1055.06 joules = 1.05506 X 1010 ergs = 252.2 calories