Reading%20Guide%20Chapter%203 - breaking the surface. d. If...

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Science 2107 Reading Guide Chapter 3 1. With the use of a diagram or diagrams, explain why water molecules are: a. Polar b. capable of hydrogen bonding with 4 neighboring water molecules 2. List four characteristics of water that are emergent properties resulting  from hydrogen bonding 3. Define  cohesion  and  adhesion . Explain how water’s cohesion and  adhesion contribute to the movement of water from the roots to the leaves  of a tree. 4. Distinguish between heat and temperature, using examples to clarify your  definitions 5. Explain the following observations by referring to the properties of water: a. Coastal areas have milder climates than adjacent inland areas.  b. Ocean temperatures fluctuate much less than air temperatures on land.  c. Insects like water striders can walk on the surface of a pond without 
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Unformatted text preview: breaking the surface. d. If you slightly overfill a water glass, the water will form a convex surface above the top of the glass. e. If you place a paper towel so that it touches spilled water, the towel will draw in the water. f. Ice floats on water. 6. Distinguish among a solute, a solvent, and a solution. 7. Distinguish between hydrophobic and hydrophilic substances. 8. Name the products of the dissociation of water and give their concentration in pure water. 9. Define acid, base, and pH. 10.Explain how acids and bases may directly or indirectly alter the hydrogen ion concentration of a solution. 11.Using the bicarbonate buffer system as an example, explain how buffers work....
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This document was uploaded on 01/23/2012.

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