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05-02-2024
Chemistry

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An X-ray photon with a wavelength of 0.942 nm strikes a surface. The emitted electron has a kinetic energy of 961 eV . What is the binding energy of the electron in kJ/mol ? [Note that KE=12mv2 and 1 electronvolt (1eV)=1.602×10−19J. ] Express the binding energy of the electron in kilojoules per mole to three significant figures

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