Which of the following combinations of conditions may increase the rate of a chemical reaction?

Question 1 Report

Decrease in temperature, increase in concentration of the reactants

Increase in temperature, addition of a catalyst, decrease in the surface area of the reactants

Increase in temperature, increase in concentration, addition of a catalyst and increase in the surface area of the reactants

Decrease in temperature concentration and surface area of the reactants

Additionof a catalyst and in the absence of light

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