Question: A rectangular corral of widths Lx = L and Ly = 2L contains seven electrons. What multiple of h2/8mL2 gives the energy of the ground

A rectangular corral of widths Lx = L and Ly = 2L contains seven electrons. What multiple of h2/8mL2 gives the energy of the ground state of this system? Assume that the electrons do not interact with one another, and do not neglect spin.

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