Two point charges each with 0.15 CC of charge are 5.0×10−2 mm apart. Knowing that k is 9×10^9N⋅m^2/C  (the proportionality constant for Coulomb's law), find the force between the charges. Express your answer to two significant figures and include the appropriate units.

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.