Chemistry
Chemistry, 25.08.2019 12:00, Zykuko

Which of the following sets represents a pair of isotopes?
a. 14c and 14n
b. br and br2
c. 9b and 11b
d. 16o and 16o2-

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Which of the following sets represents a pair of isotopes?
a. 14c and 14n
b. br and b...

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