Chemistry, 13.06.2021 18:20 rleiphart1
The second is defined as the time it takes for 9,192,631,770 wavelengths of a certain transition of the cesium-133 atom to pass a fixed point. What is the frequency of this electromagnetic radiation? What is the wavelength?
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The second is defined as the time it takes for 9,192,631,770 wavelengths of a certain transition of...
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