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Which of the following pairs are isotopes of each other? A. 32S and 32P B. 18O and 18F C. 7Li and 9Be D. 14N and 15N
Which of the following pairs are isotopes of each other?
A. 32S and 32P
B. 18O and 18F
C. 7Li and 9Be
D. 14N and 15N