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what feature of the operators H(Hamiltonian) L^2 (orbital angular momentum)and Lz(z-component of the orbital angular momentum)makes...

what feature of the operators H(Hamiltonian) L^2 (orbital angular momentum)and Lz(z-component of the orbital angular momentum)makes it possible for E, L^2 and Lz to have definite non-zero values in the coulomb model hydrogen atom state? discuss whether any state of a hydrogen atom can exist that has definite non-zero values for E, L^2 and Lx

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