Give the term arising from a) the ground state of Iron; b) the excited state of Iron ron Iron resulting from the excitation of one d electron to the 4p orbital.

the duration of a photographic flash is related to an rc time constant, which is 0.100 μs for a certain camera.

because if the tool that you are using is not balanced it there would be false mass.

the answer to this is proletariats.

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