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how do acids and bases help living organisms?
Acids and bases are encountered everyday in your life. Acids are characterized by a sour taste, and bases are bitter to the taste. Mixing an acid with a base results in a neutral substance. Acids 1. [ Lemons, orange juice and vinegar are examples of acids. Acids have a pH level of 1 to 6. Bases 2. Mustards and medicines are examples of a base. Flavor is added to medicines to
offset the bitter taste. Bases have a pH level of 8 to 14. Detectors 3. Other natural detectors, besides taste, are red onions, red cabbage and grape juice. They change color to red in the presence of an acid, or blue if a substance is a base. Litmus paper is another method to test for an acid or base. Red litmus paper turns blue if exposed to an acid, and blue litmus paper turns red when a base is present. Acid Products 4. Acids react with metal and other materials. Acid in your stomach aids in the digestion of food. Base Products 5. Bases consist of household cleaning agents. Oven cleaners and drain clog removers are examples of a base product useful in your everyday life. ]
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Asked 9/15/2010 11:57:03 AM
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