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4.2 Reactions of acids

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Question 22
H

25.0 cm3 of 0.200 mol/dm3 potassium hydroxide solution is neutralised by 0.250 mol/dm3 nitric acid.

KOH+HNO3→KNO3+H2O\text{KOH} + \text{HNO}_3 \rightarrow \text{KNO}_3 + \text{H}_2\text{O}KOH+HNO3​→KNO3​+H2​O

What volume of nitric acid is needed?

[1]
A

12.5 cm312.5\ \text{cm}^312.5 cm3

B

20.0 cm320.0\ \text{cm}^320.0 cm3

C

31.3 cm331.3\ \text{cm}^331.3 cm3

D

50.0 cm350.0\ \text{cm}^350.0 cm3

Markscheme

4.2 Reactions of acids Questions

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

40 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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