An adhesive sets by a chemical reaction between a dissolved substance and a second component. The adhesive sets more quickly when a more concentrated solution of the dissolved substance is used.
Explain why increasing the concentration increases the rate of this reaction.
127 exam-style questions on AQA GCSE Chemistry 6.1 Rate of reaction, covering 6.1.1a Calculating rates of reactions, 6.1.1b Gradient of a tangent as rate, 6.1.2 Factors which affect the rates of chemical reactions, 6.1.3 Collision theory and activation energy, and 6.1.4 Catalysts. Each one has a worked solution and a mark scheme showing where the marks go.