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3.3 Types of chemical reactions

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Question 21
H

A student has a solution of ethanoic acid, a weak acid, and a solution of hydrochloric acid, a strong acid. Both solutions have a concentration of 1.0 mol/dm31.0\,\mathrm{mol/dm^{3}}1.0mol/dm3.

Statement 1: Both solutions contain the same amount of acid in each dm3\mathrm{dm^{3}}dm3.

Statement 2: The hydrochloric acid has a higher concentration of H+\mathrm{H^{+}}H+ ions.

Statement 3: The ethanoic acid is more dilute than the hydrochloric acid.

Which statements are correct?

[1]
A

1 only

B

2 only

C

1 and 2 only

D

2 and 3 only

Markscheme

3.3 Types of chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /3.3 Types of chemical reactions

53 exam-style questions on OCR GCSE Chemistry 3.3 Types of chemical reactions, covering 3.3.1 Oxidation and reduction in terms of oxygen, 3.3.2 Acids, alkalis and neutralisation, 3.3.3 The pH scale and measuring pH, 3.3.4 Oxidation and reduction in terms of electrons, 3.3.5 Dilute and concentrated, weak and strong acids, and 3.3.6 Hydrogen ion concentration and pH. Each one has a worked solution and a mark scheme showing where the marks go.

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