Chapter 2: Molecules of Cells. 19 Unique Properties of Water. Contact the Author in any language.
Why are you here? Were you able to complete your task? If not, why not? The Chemistry of Biology: Water. Water is one of the most unique molecules known to man and also one of the most important to biological systems.
Not only does water exist in nature in all three states of matter (solid, liquid, gas), it also covers 75 percent of the earth and composes roughly 78 percent of the human body. The uniqueness of water comes from its molecular structure. Because it is a polar covalent molecule, it has a slight positive and slight negative charge on opposite ends. Chnops 6 elements of life. Periodic Table of the Elements by WebElements.