Calories to Btu (15.8°C, ISO) conversion

There is more than one type of Calories. Please use the appropriate variation from the list below.

  1. Calories (15°C,CIPM, 1950) to Btu (15.8°C, ISO)

  2. Calories (15 °C, NBS 1939) to Btu (15.8°C, ISO)

  3. Calories (20°C) to Btu (15.8°C, ISO)

  4. Calories (I.T.) to Btu (15.8°C, ISO)

  5. Calories (Kilogram,I.T.) to Btu (15.8°C, ISO)

  6. Calories (Kilogram,mean) to Btu (15.8°C, ISO)

  7. Calories (Kilogram,thermoc.) to Btu (15.8°C, ISO)

  8. Calories (mean) to Btu (15.8°C, ISO)

  9. Calories (nutritional) to Btu (15.8°C, ISO)

  10. Calories (thermoc.) to Btu (15.8°C, ISO)

Calories

A calorie is the amount of energy it takes to warm 1 gram of water by 1° C. One calorie is equal to 4.184 joules

Btu (15.8°C, ISO)

One BTU is defined as the energy required at 1 atmosphere to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit. One Btu (15.8°C, ISO) equates to 1,054.5 J