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What do elements in thr first two columns of the periodic table have in common?
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Embryos of different species look very similar, which shows that the organisms share a ancestor.
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For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have
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What statement goes against the kinetic theory of gases
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An atom holds 7 electrons. use orbital notation to model the probable location of its electrons. an atom hold 22 electrons. use orbital notation to model the probable location of its electrons. an atom holds 17 electrons. use orbital notation to model the probable location of its electrons.
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What do elements in thr first two columns of the periodic table have in common?...
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