Consider three identical metal spheres, A, B, and C. Sphere A carries a charge of –2.0 µC; sphere B carries a charge of –6.0 µC; and sphere C carries a charge of +4.0 µC. Spheres A and B are touched together and then separated. Spheres B and C are then touched and separated. Does sphere C end up with an excess or a deficiency of electrons and how many electrons is it? A. deficiency, 6 × 10^13 B. excess, 2 × 10^13 C. excess, 3 × 10^13 D. There is no excess or deficiency of electrons.

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A: distance between the centers of sphere (d) = 0.465 m q1 = -2.40 μC q2 = +4.30 μC

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