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6.2 Quantitative analysis

6.2 Quantitative analysis

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Question 10
H

A 0.50 mol dm−30.50\,\mathrm{mol\,dm^{-3}}0.50moldm−3 sodium hydroxide solution has Mr=40M_r=40Mr​=40. What is its concentration in g dm−3\mathrm{g\,dm^{-3}}gdm−3?

[1]
A

20 g dm−320\,\mathrm{g\,dm^{-3}}20gdm−3

B

0.0125 g dm−30.0125\,\mathrm{g\,dm^{-3}}0.0125gdm−3

C

40 g dm−340\,\mathrm{g\,dm^{-3}}40gdm−3

D

80 g dm−380\,\mathrm{g\,dm^{-3}}80gdm−3

Markscheme

6.2 Quantitative analysis Questions

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

157 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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