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An electron with an energy of 8.0e V is incident on a potential barrier which is 9.2e V high and 0.25 nm wide. (a) What

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An electron with an energy of 8.0e V is incident on a potential barrier which is 9.2e V high and 0.25 nm wide. (a) What is the probability that the electron will pass through the barrier? (b) What is the probability that the electron will be reflected? (c) What is the wavelength of the electron before it encounters the barrier? (d) What is the wavelength of the transmitted electron

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