Calculate the density of iron
You add 7.3 iron to 25.10 of water and observe that the volume of iron and water together is 26.03. Calculate the density of iron.
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When 24 copper pennies are submerged in water, the pennies displace 8.26 cm3 of water. If the combined mass of the pennies is 73.86 g, what is the density of copper?
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