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Chemistry, 25.05.2021 20:40 lia1690

A radium atom emits a photon of light with a frequency of 4.40 X 10^15 Hz (1/s). What is the wavelength of this photon in nm?

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A radium atom emits a photon of light with a frequency of 4.40 X 10^15 Hz (1/s). What is the wavelen...
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