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Polystyrene foam is an excellent insulator, is lightweight, and does not absorb moisture, making it excellent material for insulated foam cups. A 15.0 mL sample

Polystyrene foam is an excellent insulator, is lightweight, and does not absorb moisture, making it excellent material for insulated foam cups. A 15.0 mL sample of polystyrene used in insulated foam cups weighs 0.244 g. What is the density of this polystyrene?

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