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eV is a unit used in nuclear physics for the energy of particles. If an electron's charge is 1.6x10 -19 C, and its mass is

eV is a unit used in nuclear physics for the energy of particles. If an electron's charge is 1.6x10^-19 C, and its mass is 9.1x10^-31 kg, what is the speed of an electron with 1eV kinetic energy to one significant figure?

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