Copper has two naturally occurring isotopes. Cu-63 has a mass of 62.939 amu and Cu-65 has a mass of 64.928 amu. Based on the atomic mass of copper, which isotope has a higher fractional abundance?
A) Cu-63
B) Cu-65
C) Both have the same fractional abundance.
D) Not enough information to tell.
Correct Answer:
Verified
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