A student is investigating the rate of reaction between magnesium ribbon and excess dilute hydrochloric acid.
The diagram below shows the reaction mixture in a conical flask, which is currently open to the air.

Complete the diagram to show how the student could collect the gas produced and measure its volume.
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.