Chemistry 9701/52 May June 2016 | Cambridge AS Level Past Papers With Mark Scheme

1. Investigation of the relationship between cell potential values and enthalpy changes for reactions involving magnesium, iron, zinc, and copper(II) sulfate.
2. Determination of enthalpy change (∆Hr) for reactions of powdered metals with aqueous copper(II) sulfate, using temperature measurements and calculations.
3. Setup of electrochemical cells to measure cell potential for magnesium, iron, and zinc reactions with copper(II) sulfate.
4. Explanation of procedural safety measures, including handling hazardous materials and ensuring consistent experimental conditions.
5. Calculation of relative molecular mass (Mr) of volatile liquids using volume and mass measurements, with graph-based analysis.
6. Use of mass spectrometry and combustion data to deduce the molecular formula of hydrocarbon Y.