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6.2 Quantitative analysis

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Question 7
H

25.0 cm3 of an acid reacts exactly with 20.0 cm3 of 0.100 mol dm−30.100\,\mathrm{mol\,dm^{-3}}0.100moldm−3 alkali in a 1:1 1:1\,1:1 equation. What is the acid concentration?

[1]
A

0.125 mol dm−30.125\,\mathrm{mol\,dm^{-3}}0.125moldm−3

B

0.0800 mol dm−30.0800\,\mathrm{mol\,dm^{-3}}0.0800moldm−3

C

0.200 mol dm−30.200\,\mathrm{mol\,dm^{-3}}0.200moldm−3

D

8.00 mol dm−38.00\,\mathrm{mol\,dm^{-3}}8.00moldm−3

Markscheme

6.2 Quantitative analysis Questions

  1. GCSE
  2. /Chemistry
  3. /6.2 Quantitative analysis

51 exam-style questions on Edexcel GCSE Chemistry 6.2 Quantitative analysis, covering 6.2.1 Concentration in mol dm⁻³ and titration calculations, 6.2.2 Percentage yield and why actual yield falls short, 6.2.3 Atom economy of a reaction, 6.2.4 Choosing a reaction pathway, and 6.2.5 Molar volume of gases and Avogadro's law. Each one has a worked solution and a mark scheme showing where the marks go.

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