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1. Intro to General Chemistry

Density of Geometric Objects

1. Intro to General Chemistry

Density of Geometric Objects

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Multiple Choice
A copper wire (density = 8.96 g/cm³) has a diameter of 0.32 mm. If a sample of this copper wire has a mass of 21.7 g, how long is the wire?
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Multiple Choice
If the density of a certain spherical atomic nucleus is 1.0 x 10¹⁴ g/cm³ and its mass is 3.5 x 10^-23 g, what is the radius in angstroms? (Å= 10⁻¹⁰ m)
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Multiple Choice
The two objects shown below have the same mass. Which has the largest density?
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Multiple Choice
A block of metal has a width of 3.2 cm, a length of 17.1 cm, and a height of 4.3 cm. Its mass is 1.1 kg. Calculate the density of the metal in g/cm³.