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21-06-2020
Chemistry

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If a penny (with the this volume .39 cm^3) was made out of pure copper, what should its mass be?

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21-06-2020

Answer:

3.49 g

Explanation:

The mass is the product of volume and density:

(8.96 g/cm³)(0.39 cm³) ≈ 3.49 g

The mass of a pure-copper penny would be 3.49 g.

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