When electromagnetic radiation ofwavelength 300 nm falls on the surfaceof sodium, - Смотреть видео или скачать видео в MP4, музыку MP3 на телефон или компьютер
When electromagnetic radiation of wavelength 300 nm falls on the surface of sodium, electrons are emitted with a kinetic energy of 1.68 ×105 J mol–1. What is the minimum energy needed to remove an electron from sodium? What is the maximum wavelength that will cause a photoelectron to be emitted?