What mass of cu and of n in grams are contained in 2507 g
What mass of Cu and of N (in grams) are contained in 250.7 g of sample that is 75.4% pure Cu(NO3)2 by mass? (Assume that the impurities do not contain Cu and N.)
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what mass of cu and of n in grams are contained in 2507 g of sample that is 754 pure cuno32 by mass assume that the
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