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Chemistry · May / June 2022 · Paper 12 · Question 14

5070The mole and the Avogadro constant

What contains the greatest mass of solute?

  1. A100 cm³ of 1.00 mol / dm³ sodium hydroxide, NaOH
  2. B500 cm³ of 0.05 mol / dm³ sulfuric acid, H₂SO₄
  3. C1.00 dm³ of 0.10 mol / dm³ potassium hydroxide, KOH
  4. D2.00 dm³ of 0.01 mol / dm³ hydrochloric acid, HCl

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Correct answer: C. 1.00 dm³ of 0.10 mol / dm³ potassium hydroxide, KOH

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