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6. What colour is phenolphthalein indicator in alkali?

  • Pink
  • Colourless
  • Orange

7. What is a weak acid?

  • An acid that does not completely dissociate in water
  • An acid which completely dissociates in water to form H^+ ions

8. Which element is each relative mass compared to?

  • Carbon-12
  • Carbon-13
  • Carbon-14

9. Which number of moles is used in limiting reactant problems?

  • Limiting reactant moles
  • Excess reactant moles
  • They're both the same

10. What is water of crystallisation?

  • Water chemically bonded within a chemical structure
  • Condensation
  • Frozen water