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Asample of the compound magnesium oxide is synthesized as follows. 60. g of magnesium is burned and produces 100. g of magnesium oxide, indicating that the magnesium combined with 40. g of oxygen in the air. if 30. g of magnesium had been used, what mass of oxygen would have combined with it? what law of chemistry is used in solving this problem?
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Asample of the compound magnesium oxide is synthesized as follows. 60. g of magnesium is burned and...
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