What is 121 Calories in British Thermal Units?
121 cal = 0.479846 BTU
121 Calories is equal to 0.479846 British Thermal Units.
121 cal × 0.00396567 = 0.479846 BTU
121 Calories is equal to 0.479846 British Thermal Units.
121 cal × 0.00396567 = 0.479846 BTU