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Acids

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Question 105

During a chemical reaction, the pH of the solution changed from 2 to 5.

By what factor has the concentration of hydrogen ions in the solution changed?

×1,000\times 1,000×1,000

×3\times 3×3

×13\times \frac{1}{3}×31​

×11,000\times \frac{1}{1,000}×1,0001​

Acids Questions

  1. GCSE
  2. /Chemistry
  3. /Acids

Practise Edexcel GCSE Chemistry Acids with exam-style questions for Foundation and Higher tier. 276 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.

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