Kilojoules (kJ) to Calories (cal) Converter

The Formula

The formula for converting kilojoules (kJ) to calories (cal) is:

\[cal = kJ \div 4.184\]

Where:

• cal: Calories
• kJ: Kilojoules

Conversion Steps

1. Start with the number of kilojoules you want to convert
2. Divide this number by 4.184
3. The result is the equivalent number of calories

Example Conversion

Let's convert 5 kilojoules to calories:

\[cal = 5 kJ \div 4.184 \approx 1.195 cal\]

About Kilojoules and Calories

Kilojoules (kJ) and calories (cal) are both units of energy, commonly used in different contexts:

• 1 kilojoule is equal to 1000 joules and is commonly used in scientific measurements and food labeling in some countries.
• 1 calorie is defined as the amount of heat required to raise the temperature of one gram of water by one degree Celsius. It's commonly used in nutrition and food energy content.
• 1 calorie is equal to 4.184 kilojoules.

This converter allows for quick and accurate conversions between these two energy units, which is useful in various nutritional, scientific, and practical applications.