What is 20 British Thermal Units in Calories?
20 BTU = 5043.288014 cal
20 British Thermal Units is equal to 5043.288014 Calories.
20 BTU × 252.164401 = 5043.288014 cal
20 British Thermal Units is equal to 5043.288014 Calories.
20 BTU × 252.164401 = 5043.288014 cal