Lifelong Learning Programme

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Chemistry is all around us
Copyright 2015
This project has been funded with
support from the European Commission

Educational Packages

Chemistry at Home

Chemical substances in foods

Step 1 - Exercises

As vinegar’s quantity increases (Experiment 1) the balloons’ volume increases too. Why does this happen?

  • Because the reaction rate increases
  • Because the reaction rate decreases
  • Because less water is produced
  • Because more carbon dioxide is produced
  • Because less baking soda reacts with the vinegar