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Problems

practice

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conceptual

Determine the characteristics of the photons capable of forming particle-antiparticle pairs for the three most common subatomic particles: electrons, protons, and neutrons. Compile your results in a table like the one below …

pair	energy (eV)	frequency (Hz)	wavelength (fm)

electron-positron
proton-antiproton
neutron-antineutron

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