Khan Academy: Biology: Water, Acid, and Bases: Evaporative Cooling

Learn the basics of acids, bases, proton concentration, the pH scale, and buffers in this article.

Investigate why water properties make it unique and good at supporting life in this article. Learn about the life-sustaining properties of water that are caused by the hydrogen bonds that it forms.

Learn how water acts as a solvent in this video. [9:11]

An article investigating why water makes a good solvent. Also, understand what molecules dissolve best in water.

Did you ever wonder why lakes don't freeze solid in the winter? In this video learn how liquid water is denser than the ice. [5:42]

This video will explore the pH scale. See some examples of how to calculate the pH of water, orange juice, and bleach. [11:37]

Learn the basics specific heat in this video. Understand how water can control temperature. [10:49]

This article defines and discusses cohesion and adhesion. Understand these two topics and their importance in hydrogen bonding.

Learn the basics of surface tension and its relationship to hydrogen bonding in this video. [4:30]

This video explores buffer system by using the example of the buffering that occurs in our body to get our blood at a particular pH. [6:19]