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Lecture 3 - History of Planet Earth - ESM 120 (Winter 2021)

Lecture 3. Carl Sagan once stated, “We’re made of star stuff.” Today, we are going to discuss why that phrase is 100% true. This lecture, we will discuss a brief history of our…

From  Rebecca Hernandez on January 12th, 2021 0 likes 61 plays 0  

VEN123L Video 2.1 - Preparing Solutions

What are the different ways of expressing concentration? How are mass/mass, volume/volume, and mass/volume solutions prepared? Why do we make solutions? Copyright Thi Nguyen Do not distribute…

From  Thi Nguyen on August 31st, 2020 0 likes 81 plays 0