Converting from British Thermal Unit, International (BTU) to Gigacalorie (Gcal) | Energy

What is British Thermal Unit, International (BTU)

British Thermal Unit, International (BTU), is a unit of energy commonly used in the United States and countries following the United States customary units system. It is the amount of energy required to raise the temperature of one pound of water by one degree Fahrenheit.

What is Gigacalorie (Gcal)

Gigacalorie (Gcal) is a metric unit of energy used frequently in countries that follow the metric system. It is equivalent to one billion calories, or the amount of energy needed to raise the temperature of one tonne (metric ton) of water by one degree Celsius.

Conversion Formulas

To convert from BTU to Gcal:

Gcal=BTU×0.0000002519958

To convert from Gcal to BTU:

BTU=Gcal×3968321

Examples

Example 1:

Converting 11 BTU to Gcal:

Gcal=11×0.0000002519958=0.000002771953

Example 2:

Converting 16 Gcal to BTU:

BTU=16×3968321=63493136

Example 3:

Converting 15 BTU to Gcal:

Gcal=15×0.0000002519958=0.000003779936

Example 4:

Converting 11 Gcal to BTU:

BTU=11×3968321=43651531

Example 5:

Converting 16 BTU to Gcal:

Gcal=16×0.0000002519958=0.000004031932

Example 6:

Converting 15 Gcal to BTU:

BTU=15×3968321=59524815