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hejå

  • 3 years ago

An electron in Li2+ falls from n = 2 to the ground state. Calculate the wavenumber, (νˉ), of the emitted photon.

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  1. Yahoo!
    • 3 years ago
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    U knw Rydbergs Formula....Use it: \[\frac{ 1 }{ \lambda } = 109677z^2(\frac{ 1 }{ n1^2 }-\frac{ 1 }{ n2^2) }\] \[ (νˉ) = \frac{ 1 }{ \lambda }\]

  2. Yahoo!
    • 3 years ago
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    n1 = 1 n2 = 2 z = 3

  3. Yahoo!
    • 3 years ago
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    Hope U can Solve the Rest..)

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