Other questions in this quiz

2. Which is the correct word equation for the creation of calcium hydrogencarbonate?

  • carbon dioxide + water + calcium carbonate > Calcium hydrogencarbonate
  • carbon dioxide + hydrogen gas + calcium carbonate > calcium hydrogencarbonate
  • carbon monoxide + water + calcium carbonate > calcium hydrogencarbonate
  • carbon + water + calcium carbonate > calcium hydrogencarbonate

3. What kind of hardness will be removed with the use of sodium cabonate (Na2CO3) ?

  • Temporary and Permanent
  • Temporary
  • Permanent

4. What gives water it's characteristic taste?

  • The vapours in the clouds
  • The ions dissolved in it
  • The flavourings added
  • The bottle it's packaged in

5. What causes permanent hardness in water?

  • Dissolved Calcium Suphate molecules
  • Dissolved Zinc molecules
  • Dissolved Lead molecules
  • Dissolved Nitrate molecules
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