The value listed for the average atomic mass of bromine is 79.909 u. it consists of two isotopes, one with a mass of 78.9183 u and one with a mass of 80.9163 u. what is the percent, by weight, of the most abundant isotope in naturally occurring bromine?

Will give ! what are the advantages and disadvantages of nuclear power? check all that apply. one advantage of nuclear energy is that it does not produce carbon dioxide emissions. storage of nuclear waste is a short-term problem associated with nuclear energy. the problem with uranium mining is that a large quantity of uranium must be extracted to meet energy needs because the energy release from uranium fission is so low. safe operation of a nuclear power plant can be jeopardized by a human mistake.