Energy Conversions

1 Kilocalorie =
4.184 Kilojoules
(exact result)
A nutritional Calorie, or kilocalorie, is commonly used in food labeling. It is equal to 4.184 kilojoules. The average American consumes about 2,700 kilocalories per day.
A kilojoule is 1,000 joules. In some countries, food is labeled in Kilojoules, much like Kilocalories are used in the United States.

Energy Conversion Tables

(some results are rounded)
1 BTU =
1.0551 x 1010 ergs
9 x 10-6 gallons of gas
1,055.1 joules
0.25216 kilocalories
1.0551 kilojoules
0.000293 kilowatt hours
252.16 calories
1 Erg =
0 btus
0 gallons of gas
0 joules
0 kilocalories
0 kilojoules
0 kilowatt hours
0 calories
1 Gallon of Gas =
114,000 btus
1.2028 x 1015 ergs
120,276,384 joules
28,747 kilocalories
120,276 kilojoules
33.410 kilowatt hours
28,746,746 calories
1 Joule =
0.000948 btus
10,000,000 ergs
0 gallons of gas
0.000239 kilocalories
0.001 kilojoules
0 kilowatt hours
0.23901 calories
1 Kilocalorie =
3.9657 btus
4.184 x 1010 ergs
3.5 x 10-5 gallons of gas
4,184 joules
4.184 kilojoules
0.001162 kilowatt hours
1,000 calories
1 Kilojoule =
0.94782 btus
1 x 1010 ergs
8 x 10-6 gallons of gas
1,000 joules
0.23901 kilocalories
0.000278 kilowatt hours
239.01 calories
1 Kilowatt Hour =
3,412.1 btus
3.6 x 1013 ergs
0.029931 gallons of gas
3,600,000 joules
860.42 kilocalories
3,600 kilojoules
860,421 calories
1 calorie =
0.003966 btus
41,840,000 ergs
0 gallons of gas
4.184 joules
0.001 kilocalories
0.004184 kilojoules
1 x 10-6 kilowatt hours