# Problem: Magnesium metal is used in a photoelectric effect experiment.  The work function for Mg (i.e. the energy required to remove an electron) is 3.68 eV.  What is the longest wavelength of light, in nm, that can remove an electron from the Mg.   (1 eV = 1.602 x 10 -19 J; h = 6.63 x 10 -34 J•sec; c = 3.00x10 8 m/sec).

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Magnesium metal is used in a photoelectric effect experiment.  The work function for Mg (i.e. the energy required to remove an electron) is 3.68 eV.  What is the longest wavelength of light, in nm, that can remove an electron from the Mg.

(1 eV = 1.602 x 10 -19 J; h = 6.63 x 10 -34 J•sec; c = 3.00x10 8 m/sec).

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Based on our data, we think this problem is relevant for Professor Benson's class at MONTGOMERY COLLEGE.