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Posted by on Wednesday, October 24, 2012 at 6:05pm.

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 must the electrons have in order to resolve a protein molecule that is 7.90 nm in diameter? Take the mass of an electron to be 9.11*10^-31kg

_____J

  • CHEMISTRY - , Wednesday, October 24, 2012 at 11:15pm

    KE = 1/2 mv^2

  • CHEMISTRY - , Friday, September 30, 2016 at 1:59am

    2.8 x 10^-29

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