Naturally Occurring Isotopes of Copper Atomic Mass Isotope (atomic mass units, u) 62.93 64.93 Cu-63 Cu-65 Percent Natural Abundance (%) 69.17 30.83

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There are two naturally occurring isotopes of Copper (Cu). The table shows the two isotopes, their abundance, and their mass in amu. Calculate the average atomic mass of Copper.

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Naturally Occurring Isotopes
Atomic Mass
Isotope (atomic mass units, u)
62.93
64.93
Cu-63
Cu-65
of Copper
Percent Natural
Abundance (%)
69.17
30.83
Transcribed Image Text:Naturally Occurring Isotopes Atomic Mass Isotope (atomic mass units, u) 62.93 64.93 Cu-63 Cu-65 of Copper Percent Natural Abundance (%) 69.17 30.83
Expert Solution
Step 1

Cu - 63

atomic mass = 62.93 amu

Abundance = 69.17%

Cu - 65

atomic mass = 64.93 amu

Abundance = 30.83 %

 

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