1 calorie (thermochemical) = 4.184 joules
About Calories to Joules Converter
Convert between calories and joules, two common units of energy. One thermochemical calorie equals exactly 4.184 joules. Note that food calories (kcal) are 1,000 small calories. This converter uses the thermochemical calorie, the standard scientific definition.
How to Use Calories to Joules Converter
- 1
Enter your value
Type an energy value in either the calories or joules field.
- 2
See the result
The conversion appears instantly in the other field.
- 3
Copy the result
Click copy to use the converted energy value.
Common Use Cases
- Physics and chemistry energy calculations
- Nutrition and metabolic energy analysis
- Thermochemistry and calorimetry experiments
- Converting food energy to SI units
Frequently Asked Questions
How many joules is one calorie?
Are food calories the same as scientific calories?
How many joules is 100 calories?
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