Question

A 0.45-g sample of vegetable oil is placed in a calorimeter. When the sample is burned, 18.9 kJ is given off.

What is the energy value (kcal/g) for the oil?

Answer 1

Convert 18.9 kJ to kcal. That's for a 0.45 g sample. Change that to kcal/g. Post your work if you get stuck.

Answer 2

4.493306