A researcher studying the nutritional value of a new candy places a 3.20-gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2.51 °C. If the heat capacity of the calorimeter is 39.50 kJ·K–1, how many nutritional Calories are there per gram of the candy?

Question

anonymous · Answer

(39.5kJ/K)(1K/1°C)(2.51°C)(239cal/1kJ)(1 Cal/1000cal)(1/3.2g)=7.4 Cal/gram