Chemistry, 18.09.2019 06:20, emanuel323

11) a sample of rhenium of suspected extrasolar origin (translation: not from this solar
system) was analyzed and found to have an atomic mass of 186.385 amu. two isotopes
of rhenium were found in the sample. their isotopic masses are:
• rhenium-185 (184.952955 amu)
• rhenium-187 (186.955753 amu)
what were the percent abundances of the two isotopes in that sample?

Answers: 1

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11) a sample of rhenium of suspected extrasolar origin (translation: not from this solar
syst...