Joules per gram to Kilojoules per kilogram
Convert joules per gram to kilojoules per kilogram (J/g to kJ/kg). 1 J/g = 1 kJ/kg. Use the calculator, formula and conversion table.
How to convert joules per gram to kilojoules per kilogram
Multiply the amount in joules per gram by 1 to get kilojoules per kilogram. The displayed factor and results are rounded to 12 significant digits.
kJ/kg = J/g × 1Worked example
1 J/g = 1 kJ/kg. Change the amount in the calculator above to use your own value.
Units and assumptions
Uses joules per kilogram. One watt-hour is 3,600 J. BTU uses the International Table definition and pounds use international avoirdupois mass. This is energy per mass, rather than volumetric energy density. Values are rounded to 12 significant figures for display.
Calculator results use floating-point arithmetic and are rounded for display. The reference table below uses up to 12 significant digits.
Joules per gram to Kilojoules per kilogram table
| Joules per gram (J/g) | Kilojoules per kilogram (kJ/kg) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 5 | 5 |
| 10 | 10 |
| 25 | 25 |
| 100 | 100 |
| 1,000 | 1,000 |
About this conversion
What is the formula for joules per gram to kilojoules per kilogram?
kJ/kg = J/g × 1. Multiply the amount in joules per gram by 1 to get kilojoules per kilogram. The displayed factor and results are rounded to 12 significant digits.
How do I convert back to joules per gram?
Use the kilojoules per kilogram to joules per gram calculator to reverse this conversion. You can also use Swap units in the calculator above.
Can I use a different pair of units?
Choose another unit in the calculator, or open the specific energy converter to browse all supported pairs.