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6.2 Quantitative analysis

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Question 29

A manufacturer separates a solid desired product from impurities and then dries the product.

Which event would make the mass of pure, dry product collected lower than the mass that formed?

[1]
A

Some impurities remain mixed with the collected product

B

Some solvent evaporates from the product while it is dried

C

Some desired product is removed with the impurities

D

Some limiting reactant had not reacted when the reaction stopped

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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