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catalyst A substance whose presence alters the rate at which a chemical reaction proceeds, but whose own composition remains unchanged by the reaction. Catalysts are usually employed to accelerate reactions(positive catalyst), but retarding (negative) catalysts are also used | |||
catalyst | |||
catalyser; catalyzator; contact substance; accelerant | |||
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catalysts | |||
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catalyzer |
catalizzatore : 74 phrases in 11 subjects |
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