Question

derive the atomic mass of Chlorine​

Answer 1

Answer:

Calculating Average Atomic Mass

Average atomic mass = f1M1 + f2M2 +… ... Chlorine consists of two major isotopes, one with 18 neutrons (75.77 percent of natural chlorine atoms) and one with 20 neutrons (24.23 percent of natural chlorine atoms). The atomic number of chlorine is 17 (it has 17 protons in its nucleus).