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Which of the following would not have the same number of valence electrons as the others?
oxygen
carbon
sulfur
selenium
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Helium decays to form lithium. which equation correctly describes this decay?
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How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6
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Which of the following would not have the same number of valence electrons as the others?
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