Chemistry, 09.07.2019 05:40 asims13

If an isotope of oxygen (o) has 1 less neutron, how many electrons does it have? and if an isotope of sodium (na) has 2 extra neutrons, what is it’s atomic weight?

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If an isotope of oxygen (o) has 1 less neutron, how many electrons does it have? and if an isotope...