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What does the column number of the periodic table tell you about the nonmetal elements ? a. the number of protons in its outermost shell b. the number of electrons in its outermost shell c. the number of outer shells in the atom d. the number of bonds possible in the outermost shell
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What factors (physical and biological) can affect the levels of dissolved oxygen in the gulf waters?
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What does the column number of the periodic table tell you about the nonmetal elements ? a. the nu...
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