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CHEM 110 4/22/24 duration 47 minutes 56 seconds CHEM 110 4/22/24 CHEM 110 4/22/24	CHEM 110 4/22/24 Nuclear fusion energy +19 More From Katharine Tibbetts 1 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 +19 More From Katharine Tibbetts 2 plays 0

CHEM 110 4/22/24