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1. The problem statement, all variables and given/known data

When you calculate numerically something like q^2/4*Pi*Epsilon_0, do you square the units of q i.e. is it (q 1.602 176 487 × 10-19 C)^2 or q^2 1.602 176 487 × 10-19 C ?

2. Relevant equations

3. The attempt at a solution

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# Homework Help: Squaring units

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