Laura Bellini
Classification: Paper 1
Page count: 16
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Last update: 5 months ago
Crash report
Chemistry 9701/11 May June 2022
1. NaCl solution preparation: 0.200 mol/dm³, mass calculation, weighing by difference, beaker transfer.
2. Titration: sodium hydroxide, carboxylic acid, molar ratio, calculations, acid identification.
3. Aminoethanoic acid titration: titre differences, comparison with carboxylic acid in FA 1.
4. Magnesium compound identification: thermal decomposition, magnesium oxide mass, product formula deduction.
5. Qualitative analysis: anion and functional group identification, reactions with sodium hydroxide, barium chloride, reagents.
2. Titration: sodium hydroxide, carboxylic acid, molar ratio, calculations, acid identification.
3. Aminoethanoic acid titration: titre differences, comparison with carboxylic acid in FA 1.
4. Magnesium compound identification: thermal decomposition, magnesium oxide mass, product formula deduction.
5. Qualitative analysis: anion and functional group identification, reactions with sodium hydroxide, barium chloride, reagents.