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Question #9287

calculate the lifetime for each of the four n=2 states of hydrogen

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**1.**Quantum mechanics stipulates that even at absolute zero an oscillator has a zero point energy of hv/**2.**1. A photon and an electron each has a de Broglie wavelength of 5nm. Compare their energies in eV(el**3.**what would hit the ground first if you shot a gun straight forward and dropped something like a tedd**4.**Consider a system of two spin 1/2 particles. Calculate the eigenvalue and eigenvectors of the operat**5.**the spin matrices for s=1 are given show that their squares sx^2,sy^2,sz^2 are commutative construct**6.**what is the schreodinger wave equation?**7.**the spin matrices for s=1 are given show that their squares sx^2,sy^2,sz^2 are commutative construct

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