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  4. Bromine occur naturally with two isotopes of 79Br and 81Br with atomic masses of 78.9183...

Bromine occur naturally with two isotopes of 79Br and 81Br with atomic masses of 78.9183...

Bromine occur naturally with two isotopes of 79Br and 81Br with atomic masses of 78.9183 and 80.9163 respectively given that the observed relative atomic mass of bromine is 79.9040 calculate the percentage abundance of 79Br and 81Br in naturally bromine?
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Asked by deborah on 27th September, 2023
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