Given the work functions for some metals:- Aluminum=4.08eV, Beryllium=5.0eV, Cadmium=4.07eV, Calcium=2.9eV, Carbon=D4.81eV, Cesium=2.1eV, Cobalt=5.0eV, Copper=4.7eV, Gold=5.1eV, Iron=4.5eV, Lead=4.14eV, Magnesium=3.68€V, Mercury=4.5eV, Nickel=5.01eV, Niobium=4.3eV, Platinum=6.35eV, Potassium=2.3eV, Selenium=5.11eV, Silver=4.73eV, Sodium=2.28eV, Uranium=3.6eV, and Zinc= 4.3eV. If you shine light with a wavelength of 212 nm on Niobium, what is the kinetic energy of the electrons being emitted. Provide your answer in units of 10*19 J.
Given the work functions for some metals:- Aluminum=4.08eV, Beryllium=5.0eV, Cadmium=4.07eV, Calcium=2.9eV, Carbon=D4.81eV, Cesium=2.1eV, Cobalt=5.0eV, Copper=4.7eV, Gold=5.1eV, Iron=4.5eV, Lead=4.14eV, Magnesium=3.68€V, Mercury=4.5eV, Nickel=5.01eV, Niobium=4.3eV, Platinum=6.35eV, Potassium=2.3eV, Selenium=5.11eV, Silver=4.73eV, Sodium=2.28eV, Uranium=3.6eV, and Zinc= 4.3eV. If you shine light with a wavelength of 212 nm on Niobium, what is the kinetic energy of the electrons being emitted. Provide your answer in units of 10*19 J.
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Transcribed Image Text:Given the work functions for some metals:-
Aluminum=4.08eV, Beryllium=5.0eV, Cadmium=4.07EV, Calcium=2.9eV, Carbon=4.81eV,
Cesium=2.1eV, Cobalt=5.0eV, Copper=4.7eV, Gold=5.1eV, Iron=4.5eV, Lead=4.14eV,
Magnesium=3.68eV, Mercury=4.5eV, Nickel=5.01eV, Niobium=4.3eV, Platinum=6.35eV,
Potassium=2.3eV, Selenium=5.11eV, Silver=4.73EV, Sodium=2.28eV, Uranium=3.6eV,
and Zinc= 4.3eV.
If you shine light with a wavelength of 212 nm on Niobium, what is the kinetic energy of
the electrons being emitted. Provide your answer in units of 1019 J.
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