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42) Which one of the following species has the electron configuration of 1s22s22p6?1. Na+2. O2-3. F-A) 1 and 2 onlyB) 1 and 3 onlyC) 2 and 3 onlyD) All of 1, 2, and 3E) Neither 1, 2, or 3PLEASE EXPLAIN, I WILL APPRECIATE IT.

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Jamar Ferry
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17 Dec 2019

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