Question
Asked Jan 23, 2020
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An He1+ ion absorbs a photon with a frequency of 2.53 x 1018 Hz. If the energy of the final state is 4.35 x 10-15 J, calculate the energy of the initial state.

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Expert Answer

Step 1

Frequency of photon = 2.53×1018 Hz

Energy of final state (Ef) = 4.35×10-15 J

Step 2

The change in energy can be expressed as the product of a constant that is plank’s constant(h) and frequency(ν). The mathematical expression for this is given as:

Chemistry homework question answer, step 2, image 1
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Step 3

Plugging the value of frequency, plank’s constant(h), and energy of ...

Chemistry homework question answer, step 3, image 1
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Atomic structure

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