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A Nonrelativistic Electron Has a Kinetic Energy of 5

question 64

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A nonrelativistic electron has a kinetic energy of 5.4 eV.What is the energy of a photon whose wavelength is the same as the de Broglie wavelength of the electron? (mel = 9.11 × 10-31 kg,
C = 3.00 × 108 m/s,1 eV = 1.60 × 10-19 J)


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Pounds

A unit of weight commonly used in the United States, equivalent to 16 ounces.

Gold

A precious metal with a yellow color, used in jewelry, electronics, and as an investment commodity.

Silver

A precious metal with high electrical conductivity and thermal conductivity, widely used in jewelry, currency, and various industrial applications.

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A unit of weight in the avoirdupois system, equivalent to 1/16th of a pound or approximately 28.349 grams.

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