question archive When an excited state sodium atom with the electron configuration 1s22s?2p 3p relaxes back to its ground state, a 600 nm wavelength of light is emitted
When an excited state sodium atom with the electron configuration 1s22s?2p 3p relaxes back to its ground state, a 600 nm wavelength of light is emitted
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When an excited state sodium atom with the electron configuration 1s22s?2p 3p relaxes back to its ground state, a 600 nm wavelength of light is emitted. Which of the following wavelengths or frequencies represent light that could be emitted when an excited state sodium atom with the electron configuration 1s22s22p 4p relaxes back to its ground state? 700 nm O 9.90 x 1013 Hz O 1.20 x 1016 Hz 3.75 x 1014 Hz 1100 nm
O 1.57 D Question 39 2.6 pts What is the pH of the solution after the addition of 0.0150 moles NaOH? Assume that the addition of the NaOH results in no change in volume. O 1.77 O 0.80 O 15.5 O 2.99 O 2.24
