A beam of protons that all have the same energy scatters from atoms that have a spacing of 0.150 nm in the crystal. The

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answerhappygod
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A beam of protons that all have the same energy scatters from atoms that have a spacing of 0.150 nm in the crystal. The

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A beam of protons that all have the same energy scatters from
atoms that have a spacing of 0.150 nm in the crystal. The m = 2
intensity maximum occurs when the angle in 30.0°. Calculate the
kinetic energy (in eV) of each beam?
A. 12.721 eV.
B. 1.418 eV.
C. 0.582 eV.
D. 0.311 eV.
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