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Chemistry, 23.08.2019 02:30 sarahsteelman

Ahypothetical element consists of 3 isotopes
with the following masses and natural abundances.
isotopic natural
mass abundance
number %
1 39 78.8
2 40 18.1
3 41 3.1
what is the atomic weight

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Ahypothetical element consists of 3 isotopes
with the following masses and natural abundances....
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