Chemistry, 03.07.2019 22:00 lydia1melton
Element that has two isotopes has an average atomic mass of 199.7. if 75.56% of the atoms of the element have an atomic mass of 197.4, what is the atomic mass of the other isotope?
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Element that has two isotopes has an average atomic mass of 199.7. if 75.56% of the atoms of the ele...
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