Chemistry, 12.12.2019 14:31 sydchann5220

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 16o-2

Answers: 2

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Which of the following sets represents a pair of isotopes?
a) 14c and 14n
b) br and br2...