Search for tag: "element"

CHEM 110 4/17/24 duration 48 minutes 31 seconds CHEM 110 4/17/24 CHEM 110 4/17/24	CHEM 110 4/17/24 Nuclear fission: chain reactions, critical mass, and World War II uranium neutrons reaction neutron mass bomb war plutonium chain energy lot element nuclei discovery fusion fission atoms target weapons From Katharine Tibbetts 2 plays 0
CHEM 110 4/15/24 duration 47 minutes 8 seconds CHEM 110 4/15/24 CHEM 110 4/15/24	CHEM 110 4/15/24 Artificial nuclear reactions and discovery of new elements mass energy side charges neutrons uranium times experiments reaction elements charge particles decay 60s accounting alpha carbon reactions element atoms From Katharine Tibbetts 1 plays 0
CHEM 110 4/8/24 duration 46 minutes 42 seconds CHEM 110 4/8/24 CHEM 110 4/8/24	CHEM 110 4/8/24 Introduction to nuclear chemistry uranium protons carbon elements decay atoms particles alpha mass types neutrons energy isotopes reactions isotope process sample element half From Katharine Tibbetts 0 plays 0
CHEM 110 1/24/24 duration 48 minutes 33 seconds CHEM 110 1/24/24 CHEM 110 1/24/24	CHEM 110 1/24/24 Light, absorption, emission, how all of the elements were formed starting with the Big Bang elements energy light atoms helium stars wavelengths universe hydrogen frequency protons wavelength radius earth neutrons metals element table iron mass From Katharine Tibbetts 2 plays 0