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Chemistry, 07.04.2020 00:46 emilycolley2
To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy, E k , must the electrons have in order to resolve a protein molecule that is 7.40 nm in diameter? Take the mass of an electron to be 9.11 × 10 − 31 kg .
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