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Reaction, Rate of, amount of a substance that takes part in a chemical reaction in a given time.
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Reaction, Rate of, amount of a substance that takes part in a chemical reaction in a given time. Chemical reactions happen at widely different rates. The weathering of buildings and statues caused by acid rain is very slow, but the reactions that take place when a firework explodes are very fast. Most reactions take place at a rate somewhere between that of a firework explosion, which is almost instantaneous, and that of weathering stone. Finding out how quickly reactions take place and understanding why they happen at the rate they do is very important to the chemist. Speeding up useful reactions and slowing down harmful ones can be important in industrial production processes, and in activities such as preserving buildings or foodstuffs. The use of domestic refrigerators and freezers, as well as cold storage by wholesalers, in transit and in shops, makes modern methods of feeding large populations possible...
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