Question: Exercise 9.40 Consider a hydrogen atom which is subject to a small perturbation H r2. Use a first-order perturbation theory to calculate the energy

Exercise 9.40 Consider a hydrogen atom which is subject to a small

Exercise 9.40 Consider a hydrogen atom which is subject to a small perturbation H r2. Use a first-order perturbation theory to calculate the energy corrections to (a) the ground state and (b) the 2p state

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