For hydrogen, what is the wavelength of the photon emitted w...

##lambda=485.4"nm"## The Rydberg Expression gives: ##1/lambda=R[(1)/(n_1^(2))-(1)/(n_2^(2)]]## ##R## is the Rydberg Constant = ##1.097xx10^(-2)nm^(-1)## ##n_1=2## ##n_2=4## These refer to the principl...

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