Chemistry, 16.12.2020 19:40 anitadefrances
In a sample of 1000 atoms of an unknown element, it is found that 14 are
isotopes of mass 203.973 amu, 241 are isotopes of mass 205.9745, 221
are isotopes of mass 206.9759, and the remaining 524 are isotopes of
mass 207.9766 amu.
1. Calculate the average atomic mass of the unknown substance. Answer
with four decimal places
1. Determine the identity of the unknown element.
Answers: 1
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In a sample of 1000 atoms of an unknown element, it is found that 14 are
isotopes of mass 203.973 a...
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