Chemistry

Chemistry, 26.11.2019 20:31, egardner4667

The threshold frequency for metallic potassium is 5.46 × 10^14 s^-1. calculate the maximum kinetic energy and velocity that the emitted electron has when the wavelength of light shining on the potassium surface is 350 nm. (the mass of an electron is 9.11 × 10^-31 kg)

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