Task 60100.

Task 60100.

Having passed a potential difference of 4.9 V, an electron collides with a mercury atom and transfers it to the first excited state. What wavelength does the photon correspond to the transition of the mercury atom to its normal state?

Additional information:

A detailed solution with a brief record of the conditions, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
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