The energy of an electron state has an uncertainty of about 0.500 eV. What is the uncertainty in the life-time of the level?

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Heisenberg's Uncertainty Principle: The position and momentum of a particle cannot both be measured precisely at the same time.

The Pauli exclusion principle: No two electrons in an atom can occupy the same quantum state.


The energy of an electron state has an uncertainty of about 0.500 eV. What is the uncertainty in the life-time of the level?