Chemistry, 21.10.2020 08:01 imelda249

Element X has 2 naturally occurring isotopes. The first isotope has an atomic mass of 44.009 amu and its natural abundance is 33.00%. The second isotope has an atomic mass of 40.50 amu. What is the atomic mass of element X?

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Element X has 2 naturally occurring isotopes. The first isotope has an atomic mass of 44.009 amu and...