A-LevelChemistryAtoms, molecules and stoichiometryOct/Nov 2016Paper 1 Q31 Mark
People are advised to eat less than 6.00 g of salt (sodium chloride) per day for health reasons. Which mass of sodium is present in 6.00 g of sodium chloride?
A0.261 g
B2.36 g
C3.64 g
D3.88 g
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of atoms, molecules and stoichiometry within the Chemistrysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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