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6.2 Quantitative analysis

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Question 37

A solution of a solid, X, has a concentration of 0.0500 mol dm−30.0500\,\mathrm{mol\,dm^{-3}}0.0500moldm−3. The same solution has a concentration of 6.80 g dm−36.80\,\mathrm{g\,dm^{-3}}6.80gdm−3.

What is the relative formula mass, MrM_rMr​, of X?

[1]
A

13.613.613.6

B

7.357.357.35

C

136136136

D

340340340

Markscheme

6.2 Quantitative analysis Questions

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

151 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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