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4.2 Reactions of acids

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Question 28
H

A solution of hydrochloric acid has a pH of 3. The concentration of hydrogen ions in the solution is then increased by a factor of 100.

What is the pH of the new solution?

[1]
A

pH 1

B

pH 2

C

pH 5

D

pH 6

Markscheme

4.2 Reactions of acids Questions

  1. GCSE
  2. /Chemistry
  3. /4.2 Reactions of acids

88 exam-style questions on AQA GCSE Chemistry 4.2 Reactions of acids, covering 4.2.1a Reactions of acids with metals, 4.2.1b Redox in acid-metal reactions, 4.2.2 Neutralisation of acids and salt production, 4.2.3 Soluble salts, 4.2.4 The pH scale and neutralisation, 4.2.5a Titrations, 4.2.5b Calculating quantities in titrations, and 4.2.6 Strong and weak acids. Each one has a worked solution and a mark scheme showing where the marks go.

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