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3.3 Types of chemical reactions

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Question 25
H

A student has 10 cm310\,\mathrm{cm^{3}}10cm3 of hydrochloric acid, a strong acid, with a pH of 2.

The student adds water until the total volume is 1000 cm31000\,\mathrm{cm^{3}}1000cm3.

What is the pH of the diluted acid?

[1]
A

0

B

2

C

4

D

5

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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