A student investigates the reaction between zinc and dilute sulfuric acid.
They repeat the experiment using the same mass of zinc powder instead of large zinc granules.
All other conditions remain the same.
Explain the effect on the rate of reaction of using zinc powder.
127 exam-style questions on Edexcel GCSE Chemistry 8.1 Rates of reaction, covering 8.1.1 Measuring and interpreting rates of reaction, 8.1.2 Collision theory and the factors affecting rate, and 8.1.3 Catalysts and enzymes. Each one has a worked solution and a mark scheme showing where the marks go.