Chemistry, 02.07.2019 14:00 natasniebow

Ahypothetical pure element consists entirely of two isotopes. the natural percent abundance of the isotope with mass 25.2 u is 80.1%. the other isotope has mass 29.4 u. calculate the atomic weight of the naturally occurring element

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Ahypothetical pure element consists entirely of two isotopes. the natural percent abundance of the i...