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Chemistry, 09.10.2020 19:01 prohrer589

A generic element, A, is composed of two isotopes, 208A and 204A. 208A has a natural abundance of 55% and an isotopic mass of 207.98 amu, and 204A has a nautral abundance of 45% and an isotopic mass of 203.97 amu. What is the average atomic mass of this element? Please choose the correct answer from the following choices, and then select the submit answer button. Answer choices

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A generic element, A, is composed of two isotopes, 208A and 204A. 208A has a natural abundance of 55...
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