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# Density: Mass and Volume

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A sphere made of nickel (d=8.908g/cm^3) has a diameter of 8.20 cm. What mass of nickel was used in making the sphere? (V of sphere = 4/3 pi r^3).

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#### Solution Preview

Density 'd' of a substance is the mass per unit volume and is given by

d = ...

Basic question

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