Calorie (nutritional) to Btu (IT) Conversion
Convert between Calorie (nutritional) and Btu (IT) quickly and accurately.
How to Convert Calorie (nutritional) to Btu (IT)
Conversion Formula
Example
Convert 15 cal to Btu (IT):
Unit Information
Learn about the energy units you're converting between
Calorie (nutritional)
cal
Definition
A nutritional calorie (symbol: cal) is a unit of energy used in nutrition, equal to 4,186.8 joules. It represents the amount of energy needed to raise the temperature of one kilogram of water by one degree Celsius.
History/Origin
The calorie was originally defined in the 19th century for measuring heat energy. The nutritional calorie became standardized for food labeling and remains widely used in the United States for dietary energy measurements.
Current Use
Nutritional calories are used in food labeling in the United States, dietary planning and nutrition counseling, exercise and fitness tracking, weight management programs, and metabolic research in health and medicine.
Multiplier
4186.8
Offset
0
Btu (IT)
Btu (IT)
Definition
A British Thermal Unit (BTU) is a traditional unit of heat energy, equal to approximately 1,055 joules. It represents the amount of energy needed to raise the temperature of one pound of water by one degree Fahrenheit.
History/Origin
The BTU was developed in the 19th century in Britain for measuring heat energy in steam engines and heating systems. It became the standard unit for heating and cooling applications in the United States and other countries.
Current Use
BTUs are used in HVAC systems for measuring heating and cooling capacity, natural gas billing and consumption, appliance energy ratings, industrial heating processes, and thermal energy calculations in engineering.
Multiplier
1055.056
Offset
0
Calorie (nutritional) to Btu (IT) Conversion Table
| Calorie (nutritional) [cal] | Btu (IT) [Btu (IT)] |
|---|---|
| 1 cal | 3.968321 Btu (IT) |
| 10 cal | 39.683207 Btu (IT) |
| 25 cal | 99.208018 Btu (IT) |
| 50 cal | 198.416036 Btu (IT) |
| 100 cal | 396.832072 Btu (IT) |
| 0 cal | 0E+0 Btu (IT) |
| -10 cal | -39.683207 Btu (IT) |
| -40 cal | -158.732829 Btu (IT) |
Related Conversions
Explore more Energy conversion options
Calorie (nutritional) to Joule
Quick conversion
Calorie (nutritional) to Kilojoule
Quick conversion
Calorie (nutritional) to Kilowatt-hour
Quick conversion
Calorie (nutritional) to Watt-hour
Quick conversion
Calorie (nutritional) to Horsepower (metric) hour
Quick conversion
Calorie (nutritional) to Btu (IT)
Quick conversion
Calorie (nutritional) to Btu (th)
Quick conversion
Calorie (nutritional) to Gigajoule
Quick conversion
Calorie (nutritional) to Megajoule
Quick conversion
Calorie (nutritional) to Millijoule
Quick conversion
Calorie (nutritional) to Microjoule
Quick conversion
Calorie (nutritional) to Nanojoule
Quick conversion
Calorie (nutritional) to Attojoule
Quick conversion
Calorie (nutritional) to Megaelectron-volt
Quick conversion
Calorie (nutritional) to Kiloelectron-volt
Quick conversion
Calorie (nutritional) to Electron-volt
Quick conversion
Calorie (nutritional) to Erg
Quick conversion
Calorie (nutritional) to Gigawatt-hour
Quick conversion
Calorie (nutritional) to Megawatt-hour
Quick conversion
Calorie (nutritional) to Kilowatt-second
Quick conversion
Calorie (nutritional) to Watt-second
Quick conversion
Calorie (nutritional) to Newton meter
Quick conversion
Calorie (nutritional) to Horsepower hour
Quick conversion
Calorie (nutritional) to Kilocalorie (IT)
Quick conversion
Calorie (nutritional) to Kilocalorie (th)
Quick conversion
Calorie (nutritional) to Calorie (IT)
Quick conversion
Calorie (nutritional) to Calorie (th)
Quick conversion
Calorie (nutritional) to Mega Btu (IT)
Quick conversion
Calorie (nutritional) to Ton-hour (refrigeration)
Quick conversion
Calorie (nutritional) to Fuel oil equivalent @kiloliter
Quick conversion
Calorie (nutritional) to Fuel oil equivalent @barrel (US)
Quick conversion
Calorie (nutritional) to Gigaton
Quick conversion
Calorie (nutritional) to Megaton
Quick conversion
Calorie (nutritional) to Kiloton
Quick conversion
Calorie (nutritional) to Ton (explosives)
Quick conversion
Calorie (nutritional) to Dyne centimeter
Quick conversion
Calorie (nutritional) to Gram-force meter
Quick conversion
Calorie (nutritional) to Gram-force centimeter
Quick conversion
Calorie (nutritional) to Kilogram-force centimeter
Quick conversion
Calorie (nutritional) to Kilogram-force meter
Quick conversion
Calorie (nutritional) to Kilopond meter
Quick conversion
Calorie (nutritional) to Pound-force foot
Quick conversion
Calorie (nutritional) to Pound-force inch
Quick conversion
Calorie (nutritional) to Ounce-force inch
Quick conversion
Calorie (nutritional) to Foot-pound
Quick conversion
Calorie (nutritional) to Inch-pound
Quick conversion
Calorie (nutritional) to Inch-ounce
Quick conversion
Calorie (nutritional) to Poundal foot
Quick conversion
Calorie (nutritional) to Therm
Quick conversion
Calorie (nutritional) to Therm (EC)
Quick conversion
Calorie (nutritional) to Therm (US)
Quick conversion
Calorie (nutritional) to Hartree energy
Quick conversion
Calorie (nutritional) to Rydberg constant
Quick conversion