The balmer-rydberg equation was derived from the observations of the spectral lines from the hydrogen emission spectrum. it relates the beginning and ending energy states of an electronic transition to the difference in energy between the two states.

δe = −2.179 ✕ 10^−18 j

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how much energy, in joules, is needed to excite an electron from the n=2 energy level to the n=5 energy level? report your response to three (3) significant figures.
in j
what wavelength of light, in meters, is needed to excite an electron from the n=2 energy level to the n=5 energy level? report your response to three (3) significant figures.
in m