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Determining the values in parentheses being the work

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Reference no: EM132592265

Radiation with a wavelength of 238 nm shines on a metal surface and ejects electrons that have a maximum speed of 3.75 × 105 m/s. Which one of the following metals is it, the values in parentheses being the work functions: potassium (2.24 eV), calcium (2.71 eV), uranium (3.63 eV), aluminum (4.08 eV), or gold (4.82 eV)?

Reference no: EM132592265

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Values in parentheses being the work functions : Radiation with a wavelength of 238 nm shines on a metal surface and ejects electrons that have a maximum speed of 3.75
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