Which isotope has 45 neutrons? O A. 80,36KT OB. 80,35Br O C. 78,345e O D. 34,17C1

1 answer:

4 0

Answer:

Br.

neutron = mass number - atomic number

youcan see the answer at the pic

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ratelena [41]

Answer:

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Gennadij [26K]

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