99. Solving a chemistry problem

99. Solving a chemistry problem

1. Determine the wavelength of the λx line in the spectrum if it is located between two lines of the iron spectrum λ1=301.15 nm and λ2=302.06 nm. The distance between these lines on the spectroprojector screen is 14.2 mm, and the distance between λx and λ1 is 12.3 mm.

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