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A copper penny has a mass of 3.1 g and a volume of .35 cm3. What is the density of copper?
1. Pure gold has a density of 19.32 g/cm3. How large would a piece of gold be if it had a mass of 318.97 g? 2. How many cm3 would a 55.932 g sample of copper occupy if it has a density of 8.92 g/cm3? 3. The density of lead is 11.342 g/cm3. What would be the volume of a 200.0 g sample of this metal?