Problem: Determine the longest wavelength of light required to remove an electron from a sample of potassium metal, if the binding energy for an electron in K is 1.76 × 103 kJ/mol.A) 113 nmB) 885 nmC) 68.0 nmD) 147 nmE) 387 nm 

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Problem Details

Determine the longest wavelength of light required to remove an electron from a sample of potassium metal, if the binding energy for an electron in K is 1.76 × 103 kJ/mol.

A) 113 nm

B) 885 nm

C) 68.0 nm

D) 147 nm

E) 387 nm

 

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