Salts Objectives

Salts Objectives - MARS 1010 Salts in the ocean Objectives...

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MARS 1010 Salts in the ocean Objectives 1. How does the polar nature of water make it the “universal solvent?” How is the concentration of solutes usually reported? It is the universal solvent because o Ionic bonds are easily broken in water because of the polar nature of water. o Polar molecules surround individual ions to dissolve them 2. What is pH? Give examples of neutral, acidic, and alkaline solutions (and know their corresponding pH). What controls pH in the ocean? pH shows the acidity or basitity of a substance. The lower the pH, the more acidic, the higher, the more basic or alkaline. Low pH o Hydrochloric acid, lime juice, vinager. Neutral pH o Pure water, blood. High pH o Sodium hydroxide o Oven cleaner o Ammonia The pH in the ocean is controlled by the bicarbonate buffer system. 3. What are the major salts in seawater? Chloride, Sodium, Sulfate, Magnesium, Calcium, Potassium, Bicarbonate. 4. Explain the “Law of constant proportions” (called the “rule of constancy of
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Salts Objectives - MARS 1010 Salts in the ocean Objectives...

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