The result of your conversion between Btu and calorie [15° C] appears here
To convert between Btu and Calorie [15° C] you have to do the following:
First divide 1055.0559 / 4.1858 = 252.05597496
Then multiply the amount of Btu you want to convert to Calorie [15° C], use the chart below to guide you.
Symbol: Btu
No description
Symbol: cal
No description