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Chemistry, 12.02.2021 04:50 tmkyer2

An isotope has 2 naturally occurring isotopes . X-107 has an abundance of 51.82% and a mass of 106.9 amu. X 109 has a relative abundance of 48.18\% and a mass of 108.9 amu. Calculate the atomic mass. Identify the unknown element . Show work

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An isotope has 2 naturally occurring isotopes . X-107 has an abundance of 51.82% and a mass of 106.9...
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