Question

A photon with wavelength of 0.1110 nm collides with a free electron that is initially at...

A photon with wavelength of 0.1110 nm collides with a free electron that is initially at rest. After the collision the wavelength is 0.1135 nm .
Part A
What is the kinetic energy of the electron after the collision?
K = ??? J

Part B
What is its speed?
v = ??? m/s

Part C
If the electron is suddenly stopped (for example, in a solid target), all of its kinetic energy is used to create a photon. What is the wavelength of this photon?
λ = ??? m

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