10.03.2023 - 19:20

Although newly minted pennies look as though they are composed of copper, they actually contain only 2.7% copper. The remainder of the metal is zinc. If the densities of copper and zinc are 8.72 g/cm3 and 7.14 g/ cm3 respectively, what is the density of a

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Although newly minted pennies look as though they are composed of copper, they actually contain only 2.7% copper. The remainder of the metal is zinc. If the densities of copper and zinc are 8.72 g/cm{eq}^3 {/eq} and 7.14 g/ cm{eq}^3 {/eq} respectively, what is the density of a newly minted penny?

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