5. An Intense emission line for a new element is observed at a wavelength of 675

Question

5. An Intense emission line for a new element is observed at a wavelength of 675 nm. What is the energy of a single photon of this light? Energy = Submit Answer Tries 0/2 6. For the line spectra experiment you analyzed the Bal mer series to rmine n, and ny in the Rydberg equation. The Balmer series occurs in the vis te spectral lines occurs outside of the visible region. These lines occur at 1875 nm, 1282 nm, 1094 nm, and 1005 nm. ny for this series is 3. What is n f than 10. Submit Anawer Answer Submitted: Your final submission will be graded when the time limit is reached. Tries 1/2 Previous T 7. The visible spectrum for a colored solution has a maximum absorbance around 500 nm and a maximum 9% transmittance around 640 nm. What is t O RED GREEN BLUE Submit Answer Answer Submitted: Your final submission will be graded when the time limit is reached. Tries 1/2 Previous Tries 8. The visible spectrum for a colored solution has a maximum absorbances around both 440 nm and around 600 nm and a minimum absorbance betwee O RED O GREEN BLUE MacBook Air

Explanation / Answer

5)

we have:

wavelength = 6.75*10^-7 m

we have below equation to be used:

Energy = Planck constant*speed of light/wavelength

=(6.626*10^-34 J.s)*(3.0*10^8 m/s)/(6.75*10^-7 m)

= 2.945*10^-19 J

Answer: 2.945*10^-19 J

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