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Calorie to BTU

Convert measurements between Calorie and BTU.

Common conversions

10cal = 0.0397 BTU
50cal = 0.1983 BTU
100cal = 0.3966 BTU
240cal = 0.9518 BTU
320cal = 1.269 BTU
550cal = 2.1811 BTU

Conversion information

1 Calorie = 0.00396565 BTU

Energy needed to raise 1 g of water by 1°C.
British thermal unit, used in heating/cooling.

Frequently Asked Questions

What is a calorie?
It is the energy needed to raise the temperature of one gram of water by 1°C.
Where is the calorie used?
In nutrition and science to measure thermal energy.
What is a BTU?
It is a unit of energy mainly used in air conditioning and heating systems.
Where is the BTU used?
In air conditioning, heating, and thermal equipment specifications.

Other energy conversions

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