MacieKay8865
02.08.2021 •
Chemistry
Calculate the de Broglie wavelength of an atomic particle traveling with a velocity of 700 kilometers per second. The atomic particle has a mass of 9.1 x 10-31 kg.
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Ответ:
Photons always move with the speed of light. Photons have no mass, but they have energy E = hf = hc/λ. Here h = 6.626*10-34 Js is a universal constant called Planck's constant. The energy of each photon is inversely proportional to the wavelength of the associated EM wave.