Efficiently transform kilojoules to gram calories and vice versa with Examples.com. Enjoy quick conversions by entering your data.
KJ to cal
Formula: Energy in Gram Calories (cal) = Energy in Kilojoules (kJ) x 239.005736
Kilojoule :
Gram Calorie :
| Kilojoules | Gram Calories |
|---|---|
| 1 | 239.005736 |
cal to KJ
Formula: Energy in Kilojoules (kJ) = Energy in Gram Calories (cal) ∕ 239.005736
Gram Calorie :
Kilojoule :
| Gram Calories | Kilojoules |
|---|---|
| 1 | 0.004184000002409984 |
Conversion Factors:
- Kilojoules to Gram Calories: 1 kilojoule = 239.006 gram calories
- Gram Calories to Kilojoules: 1 gram calorie = 0.004184 kilojoules
How to Convert Kilojoules to Gram Calories:
To convert kilojoules to gram calories, multiply the number of kilojoules by 239.006.
Gram Calories = Kilojoules×239.006
Example:
Convert 5 kilojoules to gram calories.
Gram Calories = 5×239.006 = 1195.03 cal
How to Convert Gram Calories to Kilojoules:
To convert gram calories to kilojoules, divide the number of gram calories by 239.006.
Kilojoules = Gram Calories/239.006
Example:
Convert 500 gram calories to kilojoules.
Kilojoules = 500/239.006 = 2.092 kJ
Kilo Joule to Gram Calories Conversion Table
| Kilojoules (kJ) | Gram Calories (cal) |
|---|---|
| 1 kJ | 239.006 cal |
| 2 kJ | 478.012 cal |
| 3 kJ | 717.018 cal |
| 4 kJ | 956.024 cal |
| 5 kJ | 1195.03 cal |
| 6 kJ | 1434.036 cal |
| 7 kJ | 1673.042 cal |
| 8 kJ | 1912.048 cal |
| 9 kJ | 2151.054 cal |
| 10 kJ | 2390.06 cal |
| 20 kJ | 4780.12 cal |
| 30 kJ | 7170.18 cal |
| 40 kJ | 9560.24 cal |
| 50 kJ | 11950.3 cal |
| 60 kJ | 14340.36 cal |
| 70 kJ | 16730.42 cal |
| 80 kJ | 19120.48 cal |
| 90 kJ | 21510.54 cal |
| 100 kJ | 23900.6 cal |
kJ to cal Conversion Chart
Gram Calories to Kilo Joule Conversion Table
| Gram Calories (cal) | Kilojoules (kJ) |
|---|---|
| 1 cal | 0.004184 kJ |
| 2 cal | 0.008368 kJ |
| 3 cal | 0.012552 kJ |
| 4 cal | 0.016736 kJ |
| 5 cal | 0.02092 kJ |
| 6 cal | 0.025104 kJ |
| 7 cal | 0.029288 kJ |
| 8 cal | 0.033472 kJ |
| 9 cal | 0.037656 kJ |
| 10 cal | 0.04184 kJ |
| 20 cal | 0.08368 kJ |
| 30 cal | 0.12552 kJ |
| 40 cal | 0.16736 kJ |
| 50 cal | 0.2092 kJ |
| 60 cal | 0.25104 kJ |
| 70 cal | 0.29288 kJ |
| 80 cal | 0.33472 kJ |
| 90 cal | 0.37656 kJ |
| 100 cal | 0.4184 kJ |
cal to kJ Conversion Chart
Difference Between Kilo Joule to Gram Calories
| Aspect | Kilojoule (kJ) | Gram Calorie (cal) |
|---|---|---|
| Definition | A unit of energy in the International System of Units (SI). | A unit of energy commonly used in nutrition. |
| Symbol | kJ | cal |
| Conversion Factor | 1 kJ = 239.006 cal | 1 cal = 0.004184 kJ |
| Usage | Commonly used in scientific and engineering contexts. | Commonly used to measure the energy content of food. |
| Measurement Context | Measures larger amounts of energy. | Measures smaller amounts of energy. |
| Common Application | Used to quantify work, heat, and energy transfer. | Used to indicate the energy content in food labels. |
| Scale | Suitable for large-scale energy measurements. | Suitable for dietary and nutritional information. |
| Origin | Derived from the joule, named after James Prescott Joule. | Derived from the small calorie, often referred to simply as “calorie”. |
1. Solved Examples on Converting Kilo Joule to Gram Calories
Example 1:
Convert 2 kilojoules to gram calories.
Gram Calories = 2×239.006 = 478.012 cal
Example 2:
Convert 5 kilojoules to gram calories.
Gram Calories = 5×239.006 = 1195.03 cal
Example 3:
Convert 8 kilojoules to gram calories.
Gram Calories = 8×239.006 = 1912.048 cal
Example 4:
Convert 10 kilojoules to gram calories.
Gram Calories = 10×239.006 = 2390.06 cal
Example 5:
Convert 15 kilojoules to gram calories.
Gram Calories = 15×239.006 = 3585.09 cal
2. Solved Examples on Converting Gram Calories to Kilo Joules
Example 1:
Convert 100 gram calories to kilojoules.
Kilojoules = 100/239.006 = 0.4184 kJ
Example 2:
Convert 250 gram calories to kilojoules.
Kilojoules = 250/239.006 = 1.046 kJ
Example 3:
Convert 500 gram calories to kilojoules.
Kilojoules = 500/239.006 = 2.092 kJ
Example 4:
Convert 750 gram calories to kilojoules.
Kilojoules = 750/239.006 = 3.138 kJ
Example 5:
Convert 1000 gram calories to kilojoules.
Kilojoules = 1000/239.006 = 4.184 kJ
Why do we need to convert kilojoules to gram calories?
Converting kilojoules to gram calories is useful in nutrition and dietetics, where food energy is often expressed in calories rather than kilojoules.
Can I use online calculators to convert kilojoules to gram calories?
Yes, many online calculators are available that can quickly and accurately convert kilojoules to gram calories and vice versa.
Why are kilojoules used in scientific contexts while gram calories are used in nutrition?
Kilojoules are part of the International System of Units (SI) and are commonly used in scientific and engineering contexts for measuring energy. Gram calories are used in nutrition because they provide a convenient way to express the energy content of food.
What tools can help with converting kilojoules to gram calories?
There are many tools available for converting kilojoules to gram calories, including online calculators, mobile apps, and conversion charts. These tools simplify the process and ensure accurate results.
Why is it important to understand the conversion between kilojoules and gram calories?
Understanding the conversion between kilojoules and gram calories is important for interpreting food labels, managing dietary intake, and understanding nutritional information, especially in regions where different units are used.