Answer Happy

MY NOTES ASK YOUR TEACHER 22. [-76 Points] DETAILS SERCP10 24.P.039. 0/4 Submissions Used Three discrete spectral lines occur at angles of 10,09, 13.6°, and 14.70, respectively, in the first-order spectrum of a diffraction grating spectrometer (a) If the grating has 3730 slits/cm, what are the wavelengths of the light? nm (10,0) 12 - nm (13.6) 23 - nm (14.7°) (b) At what angles are these lines found in the second-order spectra? = (1) (12) 0= °03)

8. [0/1 Points) DETAILS PREVIOUS ANSWERS SERCP10 27.P.003. 1/4 Submissions Used MY NOTES ASK YOUR TEACHER The temperature of a student's skin is 33.0°C. At what wavelength does the radiation emitted from the skin reach its peak? 9.47e6 Your response differs significantly from the correct answer Rework your solution from the beginning and check each step carefully, um

16. [2/4 Points] DETAILS PREVIOUS ANSWERS SERCP10 22.P.002.1/4 Submissions Used MY NOTES ASK YOUR TEACHER (a) What is the energy in joules of an X-ray photon with wavelength 1.40 x 10-10m? X 1.58e-16 Your response differs from the correct answer by more than 10%. Double check your calculations, (b) Convert the energy to electron volts. 986 X Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully, kev