# Find the change in wavelength of 85 pm x-rays that are scattered I15° by a target. (b) Find the angle between the directions of the recoil electron and the incident photon.

Find the change in wavelength of 85 pm x-rays that are scattered ${15}^{\circ }$ by a target.
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Katelyn Ryan
Putting the values from the question in the formula:

there will be the change of 3.45 pm in the wavelength.