Question

3.25 kcal is the same amount of energy as A. 3.25J. B. 0.7771. C. 777J. D. 13600 j.

Answer 1

Kilocalorie is a unit of measuring the amount of energy of a reaction, but this is not the only unit, we can also have Joules as a unit, and the conversion is:

1 Kcal = 4184 Joules

Therefore if we have 3.25 Kcal, we will have:

3.25 * 4184 = 13600 Joules of energy, therefore letter D