2. . Bromine is an element with two isotopes: bromine-79 a...

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2. . Bromine is an element with two isotopes: bromine-79 and bromine-81. Usually, the relative atomic mass

2. .
Bromine is an element with two isotopes:
bromine-79 and bromine-81. Usually, the relative
atomic mass of bromine is given as 80. What does
this value for the A, of bromine tell you about the
approximate proportions of the two isotopes in a
natural sample?

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