Question: Electrons accelerated by a potential difference of 1 2 . 3 V pass through a gas of hydrogen atoms at room temperature. Collisions between the

Electrons accelerated by a potential difference of 12.3V pass through a gas of hydrogen atoms at room
temperature. Collisions between the accelerated electrons and the atomic electrons can occur, and the
energy of the accelerated electrons can be donated to the atomic electrons. What wavelength light will
be emitted from the atomic electrons?

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