C, The atomic mass. This could also cause certain elements (i.e. Uranium, Plutonium) to radioactively decay in process called nuclear fission.
Sunlight breaks apart an oxygen molecule to form separate oxygen atoms <span />
Answer:
atomic number
Explanation:
atomic number is the number of protons
My view point is that i disagree and that the rules are completely different
Elements because elements make up atoms which make up everything