BRAINLIEST BRAINLIEST BRIANLIEST BRAINLIEST!! 1. Naturally occurring chlorine that is put in pools is 75.53 percent of 35CI
(mass = 34.969 amu) and 24.47 percent of 37CI (mass = 36.966 amu).
Calculate the average atomic mass. (5 sig figs)

2. Calculate the average atomic mass of bromine. One isotope of bromine
has an atomic mass of 78.92amu and a relative abundance of 50.69%. The
other major isotope of bromine has an atomic mass of 80.92amu and a
relative abundance of 49.31%.(4 sig figs)
Please help me out!:(