Rates of Reactions
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7 Terms
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Rate of reaction
Change in concentration per unit time of any one reactant or product
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Rate of reaction formula
Rate = change of concentration of any one reactant or product / time taken
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Catalyst
Substance that alters the rate of a chemical reaction but is not used up in the reaction
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Average rate
Total volume of oxygen / Total time take of reaction
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Factors that affect rate of a reaction
Nature of Reactant
Particle size
Concentration
Temperature
Catalysts
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Particle Size
Smaller particle size, faster the rate of reaction
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Concentration
Greater concentration, faster rate of reaction
Note 
Flashcards (20)