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Khan Academy
Khan Academy: Emission Spectrum of Hydrogen
An explanation of solving for proton energy using the Balmer-Rydberg equation with a focus on hydrogen. [10:50]
Khan Academy
Khan Academy: Emission Spectrum of Hydrogen
Using Balmer-Rydberg equation to solve for photon energy for n=3 to 2 transition. Solving for wavelength of a line in UV region of hydrogen emission spectrum. [10:50]