Cambridge IGCSE Chemistry · Syllabus 0620 · Chemical Reactions
Rate of Reaction
What is Rate of Reaction?
A measure of how quickly reactants are used up or products are formed, expressed as the change in a measurable quantity such as mass, gas volume or concentration divided by the time taken. It is found from the gradient of a graph of that quantity against time.
This definition is part of the Chemical Reactions chapter in Cambridge IGCSE Chemistry.