Chemistry
Chemistry, 18.10.2019 09:30, rakanmadi87

Atom a has 32 protons and 35 neutrons. atom b has 32 protons and 33 neutrons. are they isotopes?

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Atom a has 32 protons and 35 neutrons. atom b has 32 protons and 33 neutrons. are they isotopes?...

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