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Chemistry, 03.10.2019 12:50 diego481

An atom of 40 18 ar has a nucleus that contains a total of
a) 18 electrons
b) 18 protons
c) 18 neutrons
d) 18 nucleons

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An atom of 40 18 ar has a nucleus that contains a total of
a) 18 electrons
b) 18 proton...
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