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Chemistry, 17.09.2019 21:00 makaylahunt

What is the total number of electrons in an atom of potassium?
(1) 18 (3) 20
(2) 19 (4) 39

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What is the total number of electrons in an atom of potassium?
(1) 18 (3) 20
(2) 19 (4)...

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