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A nonrelativistic electron is confined to a length of 500 pm on the x-axis.What is the kinetic energy of the electron if its speed is equal to the minimum uncertainty possible in its speed? (h = 6.626 × 10-34 J ∙ s,mel = 9.11 × 10-31 kg,1 eV = 1.60 × 10-19 J)
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