Chemistry, 10.11.2020 17:30 snap5236

Element X has two naturally occurring isotopes. X-43 and X-45. If X-43 accounts for 76.4% of element X, what is the average atomic mass of element X? Please show work and answer quick you’ll get a thanks ty

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Element X has two naturally occurring isotopes. X-43 and X-45. If X-43 accounts for 76.4% of element...

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