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Seven electrons are trapped in a one-dimensional infinite potential well of width L. What multiple of h2/8ml gives the energy of (a) the first excited

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Seven electrons are trapped in a one-dimensional infinite potential well of width L. What multiple of h2/8ml gives the energy of (a) the first excited state, (b) the second excited state, and (c) the third excited state of the system? Assume that the electrons do not interact with one another, and do not neglect spin. (a) Number HI Units (b) Number Units v (c) Number i Units

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