Two small spheres spaced 200 centimeters apart have equal
Two small spheres spaced 20.0 centimeters apart have equal charge. How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57 x 10^-21 newtons?
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two small spheres spaced 200 centimeters apart have equal chargenbsp how many excess electrons must be present on each
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