After crystallisation and filtration, the mass of the sodium chloride crystals obtained was determined.
The theoretical yield of the experiment was 1.50 g. The actual yield obtained was 1.68 g.
This gave a percentage yield greater than 100%.
Calculate the percentage yield for this experiment.
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.