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Chemistry, 09.12.2019 15:31 bairdmatthew43
Which electron configuration represents a selenium atom in an excited state? (1) 2-7-18-6(2) 2-7-18-7(3) 2-8-18-6(4) 2-8-18-7
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Which electron configuration represents a selenium atom in an excited state? (1) 2-7-18-6(2) 2-7-18-...
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