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Chemistry, 16.01.2020 04:31 Pinion

Sodium (na) has an atomic number of 11 and an atomic mass of 23. which of the following correctly shows the electron arrangement for sodium?

2, 9 2, 8, 1 2, 8, 2 2, 9, 1

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Sodium (na) has an atomic number of 11 and an atomic mass of 23. which of the following correctly sh...

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