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Calculate the average thickness of copper on the surface of a penny (produced after 1983) in...

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Chemistry

Calculate the average thickness of copper on the surface of apenny (produced after 1983) in units of a.) mm and b.) atoms of Cu.Show all calculations, including unit analysis.

Answer & Explanation Solved by verified expert
4.3 Ratings (696 Votes)
Total weight of penny produced after 1983 25 gm Composition Copper 25 Zinc 975 Diameter 1905 mm Density of Copper 7870 gml Density of Zinc 7140 gml Molecular weight of copper    See Answer
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