It takes 254 kJ/mol to eject electrons from a certain metal surface. What is the longest wavelength of light (nm) that can be used to eject electrons from the surface of this metal via the photoelectric effect?
Unit 2 Exam Review CHM 111 Chapter 21. The energy of a photon of light is __________ proportional to its frequency and __________proportional to its wavelength.A. directly, directlyB. inversely, inverselyC. inversely, directlyD. directly, inverselyE. indirectly, not2. What color of visible light has the longest wavelength?A. blueB. violetC. redD. yellowE. green3. What is the frequency of […]