Question

Which of the following 1 point
pairs are isobars?
A] CI- [A=35 ]and Cl- [A-37]
O B] Ar- [A=40] and Ca-[A=
40]
O C] C-[A=12] & C-[A=14]
D] None of these
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Answer 1

Answer:

A option is the answer of this question