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Chemistry · May / June 2023 · Paper 11 · Question 10

5070The mole and the Avogadro constant

What has a mass equal to the mass of one mole of water?

  1. A24 dm3 of water at room temperature and pressure
  2. Bone mole of steam at 200 °C and 100 kPa / 1 atm pressure
  3. Cone molecule of water at room temperature and pressure
  4. Dtwo moles of hydrogen molecules and one mole of oxygen molecules

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Correct answer: B. one mole of steam at 200 °C and 100 kPa / 1 atm pressure

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