Search for tag: "deuterium"

Phy129A-Class19.mp4 duration 1 hour 25 minutes Phy129A-Class19.mp4 Phy129A-Class19.mp4	Phy129A-Class19.mp4 helium deuterium neutron bang universe nucleosynthesis neutrons temperature things reactions proton mass abundance density ratio physics protons elements point lot From Manuel Calderon de la Barca Sanchez 0 likes 25 plays 0