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Name two elements whose outer energy levels are complete with two electrons
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Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
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How do you know when a chemical reaction has occurred
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Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water
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How many valence electrons are in atom of radon?
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Name two elements whose outer energy levels are complete with two electrons...
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