1. Copper has two naturally occurring isotopes. Cu-63 has an atomic mass of 62.9296 amu and an
abundance of 69.17%.
a. What is the percent abundance of the second isotope?
b. What is the average atomic mass of copper?
c. What is the mass of the second isotope? SHOW YOUR WORK FOR CREDIT
Answers: 1
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1. Copper has two naturally occurring isotopes. Cu-63 has an atomic mass of 62.9296 amu and an
abun...
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