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An-helium-atom-has-a-mass-of-6-64-10-27-kg-and-a-charge-Q-is-2-electon-Compare-the-magnitude-of-the-electric-repulsion-to-that-of-the-gravitational-attraction-between-them-




Question Number 10362 by Tawakalitu ayo mi last updated on 05/Feb/17
An helium atom has a mass of 6.64 × 10^(−27) kg and a charge  Q is +2 electon. Compare the magnitude of the electric   repulsion to that of the gravitational attraction between them.
$$\mathrm{An}\:\mathrm{helium}\:\mathrm{atom}\:\mathrm{has}\:\mathrm{a}\:\mathrm{mass}\:\mathrm{of}\:\mathrm{6}.\mathrm{64}\:×\:\mathrm{10}^{−\mathrm{27}} \mathrm{kg}\:\mathrm{and}\:\mathrm{a}\:\mathrm{charge} \\ $$$$\mathrm{Q}\:\mathrm{is}\:+\mathrm{2}\:\mathrm{electon}.\:\mathrm{Compare}\:\mathrm{the}\:\mathrm{magnitude}\:\mathrm{of}\:\mathrm{the}\:\mathrm{electric}\: \\ $$$$\mathrm{repulsion}\:\mathrm{to}\:\mathrm{that}\:\mathrm{of}\:\mathrm{the}\:\mathrm{gravitational}\:\mathrm{attraction}\:\mathrm{between}\:\mathrm{them}. \\ $$

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