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Evaporating ocean water leaves a mixtureof salts. Is this a chemical change? Explain.
Describe the general chemical formula of carbohydrates.
Name two examples from each of the following classes of carbohydrates: monosaccharides, disaccharides, and polysaccharides.
What word is used to describe fatty acids that contain at least one double bond?
Why are some triglycerides liquid, while others are solid?
What reagents are used to make soaps?