what are the bases in nature ?
give 10 examples
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Bases, or alkaline substances, are characterized by their bitter taste and slippery feel. The first precise definition of an an acid and base was given by Svante Arrhenius, and is referred to as Arrhenius Theory.
Examples of bases are sodium hydroxide, calcium carbonate and potassium oxide. A base is a substance that can neutralize the acid by reacting with hydrogen ions. Most bases are minerals that react with acids to form water and salts. Bases include the oxides, hydroxides and carbonates of metals.
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Introduction
ACIDS BASES
produce hydrogen gas when reacted with metals.
produce carbon dioxide when reacted with carbonates.
Common examples: Lemons, oranges, vinegar, urine, sulfuric acid, hydrochloric acid Common Examples: Soap, toothpaste, bleach, cleaning agents, limewater, ammonia water, sodium hydroxide
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