In reaction A, each sodium atom gives one electron to a chlorine atom. In reaction B, an isotope of oxygen decays to form an isotope of nitrogen. Which statement best describes the energy that is released per gram by these reactions?
Answer
A
Reaction A releases more energy than reaction B releases.
B
Reaction B releases more energy than reaction A releases.
C
Reaction A and reaction B release equal amounts of energy.
D
Neither reaction A nor reaction B releases energy.