A student investigates the rate of reaction between copper(II) carbonate powder and dilute hydrochloric acid. In the experiment, the student records the volume of carbon dioxide gas collected in a gas syringe at regular intervals.
State one other measurement that could be recorded over time to determine the rate of this reaction.
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.