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31 Oct 2021
Given information
The number of atoms of a pure copper sphere is atoms.
The volume of the sphere is .
The density of copper is .
Step-by-step explanation
Step 1.
we know that the molar mass of copper is .
The Avogadro number is .
Let the radius of the pure copper sphere is .
The number of moles of a pure copper sphere is,
Substituting all the values,
So, the number of moles of the pure copper sphere is
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