What is the binding energy of the electron in kj/mol?

binding energy of an electron in KJ/mol.? An X-ray photon of wavelength 0.947nm strikes a surface. The emitted electron has a kinetic energy of 985eV . what is the binding energy of the electron in KJ/mol divide by 1000. 1kj = 1000 j What is the binding energy of the electron in kj/mol?