85. Solving a chemistry problem
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1(e). Determine the wavelength of the resonance line in the atomic spectra of the element from the excitation energy of the resonance level:
Option a b c d e f g h
Element Potassium Lithium Sodium Copper Rubidium Beryllium Antimony Neon
Excitation energy, eV 1.6 1.9 2.5 3.8 4.4 5.3 6.0 16.79
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