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Slide 12.1 What Does Life Require? Water Slide 2 Water on Earth Can exist in all 3 physical states  Liquid  Solid  Gas Not all animals must drink liquid water. …

Slide 1 CHAPTER 2 Water and Aqueous Solutions –What kind of interactions occur between molecules –Why water is a good medium for life –Why nonpolar moieties aggregate…

Slide 1 Welcome to BI 212, Summer 2010 Slide 2 Lecture 1 Outline (Ch. 3, 4, 5) I.Chemical Bonds and Shape II.Water Molecules III.Chemical Reactions IV. Organic Chemistry…

Slide 1 Slide 2 Movement into and out of cells particles such as atoms, ions and molecules are always moving in and out of the cells cells needs to take in nutrients such…

Chemical Reactions Chemical Reactions Reactants and Products Write down Exothermic and Endothermic definitions Vocabulary Assignment Label the following Chemical Reaction…

Water pollution is a contamination of water caused by the entry of substances such as chemicals products and industrial and municipal discharges, which affect the quality…