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Question:

what is the mass of a copper penny of 3.1 g and a volume of 0.35ml?

also what is the density of silver 10.5 g/ml. what is the volume of a 68 gram bar?

Answer:

The DENSITY of a copper penny of 3.1 g mass a volume of 0.35 ml Density Mass / Volume 3.1 / 0.35 8.86 g / ml The VOLUME of silver which has a density of 10.5 g / ml a mass of 68 grams Density Mass / Volume, therefore Volume Mass / Density 68 / 10.5 6.48 ml

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