Factors affecting rates of reaction

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Description

Having learnt how to measure rates of reaction and interpret rate graphs, we now discuss the five main factors that affect the rate of a reaction: temperature, concentration, pressure, surface area and catalysts. In the second half of the video, we also look at the requirements for the required practical on this topic: investigating how changes in concentration affect the rates of reactions, with specific reference to a method involving a change in colour.

Key Words

catalyst, required practical, thiosulfate, concentration, rate of reaction, gradient, rate, temperature, pressure, surface area