Problem: Find the number of atoms in a copper rod with a length of 8.50 cm and a radius of 1.30 cm. The density of copper is 8.96 g/cm3.

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FREE Expert Solution

A rod is a cylindrical object.

Step 1. Volume

V=πr2h=π(1.30 cm)2(8.50 cm)

V = 45.1 cm3

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Problem Details

Find the number of atoms in a copper rod with a length of 8.50 cm and a radius of 1.30 cm. The density of copper is 8.96 g/cm3.

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Based on our data, we think this problem is relevant for Professor Deng's class at UMD.