An environmental engineer investigated how the pH of acidic wastewater changes as solid calcium hydroxide is added. The results of the investigation are shown in the graph below.
Using the graph, find the mass of calcium hydroxide required to produce a neutral mixture.
Acids Questions
Practise Edexcel GCSE Chemistry Acids with exam-style questions for Foundation and Higher tier. 100 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.