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Chemistry 9701/35 May June 2016 | Cambridge AS Level Past Papers With Mark Scheme

1. Determination of sulfuric acid concentration using titration, involving sodium hydroxide solution, precise volume measurements, and calculation of molar concentrations.

2. Enthalpy change determination for magnesium carbonate decomposition via reaction enthalpy calculations with sulfuric acid using Hess's Law.

3. Comprehensive qualitative analysis of ionic reactions, including tests for gas evolution, color changes, precipitate formation, and solubility assessments.

4. Precision in experimental data, error calculation in measurements, and procedural improvements for quantitative accuracy.

5. Identification of unknown salts through systematic reagent testing, ionic equations, and qualitative properties.

6. Integration of stoichiometry, energy calculations, and chemical principles to deduce thermodynamic properties and reaction pathways.

Laura Bellini

Classification: Paper 3
Page count: 16
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Last update: 2 months ago
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