A student investigates the rate of reaction between calcium carbonate chips and dilute hydrochloric acid.
Which of the following changes would increase the rate of this reaction?
Use the same acid but at a lower concentration
Use a larger conical flask
Use a larger gas syringe
Grind the calcium carbonate chips into a fine powder
Practise Edexcel GCSE Chemistry Rates of reaction with exam-style questions for Foundation and Higher tier. 166 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
