9 Calorie (th) to Kilojoule
Quick answer
9 Calorie (th) (cal) equals
0.037656 kJ
To convert 9 Calorie (th)s to Kilojoules, multiply by 0.004184. Therefore, 9 Calorie (th) (cal) equals 0.037656 Kilojoule (kJ).
Formula: kJ = cal × 0.004184. Calculation: 9 × 0.004184 = 0.037656 kJ.
Convert Calorie (th) (cal) to Kilojoule (kJ) online with our free unit converter. In energy, 1 cal = 0.004184 kJ. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Calorie (th) to Kilojoule
- Step 1 — start with the formula. kJ = cal × 0.004184
- Step 2 — substitute your figure. 9 cal × 0.004184
- Step 3 — read the result. 9 cal = 0.037656 kJ
- Step 4 — check it in reverse. cal = kJ × 239.0057361377 returns 9 cal, which matches the figure you started with.
Energy Converter
27 units available
9 cal = 0.037656 kJ
Formula:
kJ = cal × 0.004184With your value: 9 cal = 0.037656 kJ
How big is that?
Everyday references on a logarithmic scale, all expressed in calorie (th) so you can sanity-check the result.
Other Calorie (th) to Kilojoule conversions
Calorie (th) to Kilojoule Conversion Table
| Calorie (th) (cal) | Kilojoule (kJ) |
|---|---|
| 0.5 | 0.002092 |
| 1 | 0.004184 |
| 2 | 0.008368 |
| 5 | 0.02092 |
| 10 | 0.04184 |
| 15 | 0.06276 |
| 20 | 0.08368 |
| 25 | 0.1046 |
| 50 | 0.2092 |
| 100 | 0.4184 |
| 250 | 1.046 |
| 500 | 2.092 |
| 1000 | 4.184 |
Kilojoule to Calorie (th) Conversion Table
| Kilojoule (kJ) | Calorie (th) (cal) |
|---|---|
| 0.5 | 119.502868 |
| 1 | 239.005736 |
| 2 | 478.011472 |
| 5 | 1,195.028681 |
| 10 | 2,390.057361 |
| 15 | 3,585.086042 |
| 20 | 4,780.114723 |
| 25 | 5,975.143403 |
| 50 | 11,950.286807 |
| 100 | 23,900.573614 |
| 250 | 59,751.434034 |
| 500 | 119,502.868069 |
| 1000 | 239,005.736138 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Calorie (th) (cal)
Energy
The thermochemical calorie is exactly 4.184 J.
The International Table calorie (4.1868 J) and the 15 °C calorie differ slightly.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Kilojoule (kJ)
Energy
Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Standards and context behind Calorie (th) to Kilojoule
- Australian and EU labelling
- Nutrition panels give kilojoules; the US gives Calories. 1 kcal = 4.184 kJ.
How to Convert Calorie (th) to Kilojoule
To convert from Calorie (th) (cal) to Kilojoule (kJ), multiply the value by 0.004184.
Formula: kJ = cal × 0.004184
Reverse: cal = kJ × 239.0057361377
Step-by-Step Example
- Start with your value in Calorie (th). For example: 5 cal
- Multiply by the conversion factor: 5 x 0.004184
- The result is: 0.02092 kJ
Calorie (th) and Kilojoule Relationship
This calculation facilitates standardized conversion between recognized units of energy. Since 1 Calorie (th) represents a fraction of a Kilojoule (1 Kilojoule ≈ 239.0057 Calorie (th)s), the Kilojoule is the larger measurement interval. Understanding the relationship between Calorie (th) and Kilojoule is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Calorie (th)
The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.
Common uses of Calorie (th): chemistry, nutrition, heating.
About Kilojoule
The Kilojoule (symbol: kJ) is a recognized unit in the Metric (SI) measurement framework, utilized within energy applications for precision and standardized data representation.
Common uses of Kilojoule: energy calculations, engineering and science, education.
Frequently Asked Questions
- What is 9 Calorie (th) in Kilojoule?
- 9 Calorie (th) equals 0.037656 Kilojoule.
- How many Kilojoules are in 1 Calorie (th)?
- There are exactly 0.004184 Kilojoules in 1 Calorie (th). This means the conversion factor from Calorie (th) to Kilojoule is 0.004184.
- What is the formula to convert Calorie (th) to Kilojoule?
- The formula to convert Calorie (th) to Kilojoule is: kJ = cal × 0.004184. For example, to convert 10 Calorie (th)s to Kilojoules, you would multiply 10 by 0.004184.
- What is a Calorie (th)?
- The thermochemical calorie equals 4.184 joules. Not to be confused with the food Calorie (kcal), which equals 1,000 calories.
- What is a Kilojoule?
- The Kilojoule (symbol: kJ) is a recognized unit in the Metric (SI) measurement framework, utilized within energy applications for precision and standardized data representation.
- What are the common uses of Calorie (th)?
- The Calorie (th) is commonly used in chemistry, nutrition, heating.
- How many kJ is a 2,000 Calorie diet?
- About 8,368 kJ.
Related Energy Conversions
Cite this page
UnitConvertLab. (2026). 9 Calorie (th) to Kilojoule. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/9-calorie-to-kilojoule