Chemistry, asked by hali9045, 11 months ago

In an elctron microsope, electrons are acclerated to great velocities. calculate the wavelength of an electron travelling with a velocity of 7 megameters per second. the mass of an electron in 9.1*10to the power of -28 g

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Answered by mk9540009
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Answer:

In an electron mircroscope, electrons are accelerated to great velocities. Calculate the wavelength of an electron travelling with a velocity of 7.0 megameters per second. The mass of an electron is 9.1 xx 10^-28 g. λ=hmv=6.6×10-349.1×10-31×7×106=1×10-10m.

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