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A us 20 gold piece has a mass of 3344 grams and displaces

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A U.S. $20 gold piece has a mass of 33.44 grams and displaces 1.935 cm^3 of water. If the coin is known to consist of only gold (Pau = 19.3 g/cm^3) and copper ( Pcu = 8.9 g/cm^3), what is the percentage gold composition of the coin?

Reference no: EM13643920

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