MIT 5.310 Laboratory Chemistry, Fall 2019 Instructor: John Dolhun View the complete course: https://ocw.mit.edu/5-310F19 YouTube Playlist:    • MIT 5.310 Laboratory Chemistry, Fall ...   The mass spectroscopy lecture starts with a demonstration, burning a tungsten filament in air and liquid nitrogen. Dr. Dolhun then discusses mass spectroscopy, and how it can determine the molecular weights of different types of compounds. He also explains several techniques for ionization, and different types of Mass Spectrometers. He ends with evaluating a traditional electron impact mass spectrum. License: Creative Commons BY-NC-SA More information at https://ocw.mit.edu/terms More courses at https://ocw.mit.edu/ Support OCW at http://ow.ly/a1If50zVRlQ We encourage constructive comments and discussion on OCW’s YouTube and other social media channels. Personal attacks, hate speech, trolling, and inappropriate comments are not allowed and may be removed. More details at https://ocw.mit.edu/comments.