An antique coin is a mixture of silver and copper. The coin has a mass of 1.120 10-2 kg and in water weighs 0.1011 N. Determine the mass of silver in the coin. Use 1.05 104 kg/m3 as the density of silver, 8.89 103 kg/m3 as the density of copper, and 1000 kg/m3 as the density of water
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