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quarters are 91.67% mass/mass copper

The mass of the CuSO4 x 5H2O sample is 1.664 g. The mass of the recovered copper is 1.198 g.Calculate the percent copper in pure
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2. asked by Lou
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Using the mass of the copper in the crucible (first mass in the table), and the mass of the crucible with compound (last mass
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2. asked by Taco
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quarters are 91.67% mass/mass copper and 8.33% mass/mass nickel. if the average quarter weighs 5.67 grams, how many atoms of
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2. asked by paula
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quarters are 91.67% mass/mass copper and 8.33% mass/mass nickel. if the average quarter weighs 5.67 grams, how many atoms of
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2. asked by paula
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calculate the mass percent of sand, sodium chloride and copper(ll) sulfate in a sample that yields: mass of sample= 14.088g,
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2. asked by Anonymous
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Calculate the mass percent of sand, sodium chloride and copper (II) sulfate in a sample which yields the following data: mass of
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2. asked by Shangkary
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The mass of the CuSO4 x 5H2O sample is 1.664 g. The mass of the recovered copper is 1.198 g.1. Compute the experimental percent
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2. asked by Lou
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using your initial mass of copper, calculate the minimum volume of concentrated 12M nitric acid needed to completely react with
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In chemistry, we did a lab in which we had a certain mass of copper, performed multiple experiments on the copper, and at the
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2. asked by melbell
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The element copper has naturally occuring isotopes with mass numbers of 63 and 65. The relative abundance atomic masses are
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2. asked by henry
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