9701/428 marksMay/June 2025 · Question 110 Group 2, 2.2 The mole and the Avogadro constant, 25.1 Acids and bases10 Group 22.2 The mole and the Avogadro constant25.1 Acids and basesQuestionMark schemeSide by side (experimental)⚑ Report a problem3 partsOpen full size ↗