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0 votes
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in Chemistry by (62.1k points)
which pair of symbols represent nucler with the same number of neutrons ?
A. `^(56)COand ^(58)Co`
B. `^(57)Mnand ^(57)Fe`
C. `^(57)Feand ^(58) Ni`
D. `^(57)Coand ^(58) Ni`

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1 Answer

0 votes
by (61.5k points)
Correct Answer - d
(57-27)=(58-28)

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