Essential Chemistry for IGCSE - Chemical Reactions (Section 1 - No. 50)
Which of the following will increase the rate of a chemical reaction?
Adding a catalyst.
Increasing the concentration of reactants.
Decreasing the temperature.
Increasing the surface area of solid reactants.
Explanation
Catalysts, increased reactant concentration, and increased surface area increase reaction rate. Decreasing temp slows rate.
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