What is 13 Calories in British Thermal Units?
13 cal = 0.0515537 BTU
13 Calories is equal to 0.0515537 British Thermal Units.
13 cal × 0.00396567 = 0.0515537 BTU
13 Calories is equal to 0.0515537 British Thermal Units.
13 cal × 0.00396567 = 0.0515537 BTU