What is the photon energy for yellow light from a highway sodium lamp at a wavelength of 589 nm?
Rosanna Cheng PH 106 02.08.17 Pages 526-533 Reading Journal Prediction The chapter will continue to discuss electromotive force and terminal voltage. Notes 19.1 EMF and Terminal Voltage * A device that turns an energy into electric energy is a source of electromotive force. Potential difference between terminals is emf of source. The unit is volts. A battery has internal...