you have two point charges half a meter apart. the charges have values of positive 1.0 microC and negative 2.0 microC. you want to move the charges apart to twice the distance between them, determine the amount of work needed just need to make sure i understood the question correctly and i followed through with the right method my answer that i got was 18 x 10^-3N

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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.