A compound with a mass of 45.632 grams was added to 500.0ml of water with an initial temperature of 26.7⁰C. After thorough mixing, the temperature increased to 29.9⁰C. How many calories were transferred? The density of water is 1.00 g/ml. 
a. 1800 calories 
b. 180 calories 
c. 1746.0 calories 
d. impossible to determine with the given data