A catalyst provides a different pathway for a reaction. What is true of this pathway?
It has a lower activation energy than before
It has a higher activation energy than before
It releases more energy to the surroundings
It takes in more energy from the surroundings
41 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.