jewlz2024 jewlz2024 17-01-2023 Chemistry contestada 50 POINTS!!! PLEASE HELP MEEEEEE!!! Bromine’s two major isotopes are bromine-79 and bromine-81. Based on the average atomic mass given for bromine on the periodic table (79.904 amu), what can you conclude about the percent abundance/composition of the two isotopes in nature?