Question: What is the kinetic energy E e l e c t r o n of an electron with a de Broglie wavelength of this size?

What is the kinetic energy Eelectron of an electron with a de Broglie wavelength of this size?
Eelectron=
In terms of energy, which particles, photons or electrons, are the least likely to damage your sensitive biological sample?
electrons
they are the same
photons
What is the kinetic energy E e l e c t r o n of

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