Step 1:
According to Coulomb's law, the force between two charges is given by the formula:
\[ F = \frac{{k \cdot Q_1 \cdot Q_2}}{{r^2}} \]
where \( F \) is the force, \( k \) is Coulomb's constant, \( Q_1 \) and \( Q_2 \) are the magnitudes of the two charges, and
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