joule to kilocalorie
Live joule (J) to kilocalorie (kcal) converter. Plus a 10-value reference table and FAQs.
Conversion table
Ten sample values from joule to kilocalorie. Use the converter above for arbitrary values.
| joule (J) | → | kilocalorie (kcal) |
|---|---|---|
| 0.001 J | → | 2.3901e-7 kcal |
| 0.01 J | → | 2.3901e-6 kcal |
| 0.1 J | → | 2.3901e-5 kcal |
| 0.5 J | → | 0.00012 kcal |
| 1 J | → | 0.000239 kcal |
| 2 J | → | 0.000478 kcal |
| 5 J | → | 0.001195 kcal |
| 10 J | → | 0.00239 kcal |
| 100 J | → | 0.023901 kcal |
| 1,000 J | → | 0.239006 kcal |
About the joule
SI unit of energy. 1 N·m.
About the kilocalorie
1000 calories (4.184 kJ). Food labels in the US.
Frequently asked questions
Frequently Asked Questions
How do I convert joule to kilocalorie?
Multiply the joule value by 0.000239 to get it in kilocalorie. For example, 10 J = 0.0024 kcal.
What is 1 J in kcal?
1 J = 0.000239 kcal.
What is 100 J in kcal?
100 J = 0.0239 kcal.
What is the formula?
Linear: multiply by 0.000239 (the unit factor ratio).
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