If you put vinegar in a bottle and baking soda and then put a balloon on the bottle the Balloon blows up why is this

Question: If you put vinegar in a bottle and baking soda and then put a balloon on the bottle the Balloon blows up why is this
- Keywords:
  baking soda,
  vinegar
Asked by Eoin C to Golnaz, Elaine, Ciara on 10 Nov 2017.
- Ciara O'Donovan answered on 10 Nov 2017:
  
  When vinegar and baking soda are mixed together this creates carbon dioxide making the balloon expand.. you can make a homemade volcano in this way too just add some washing up liquid!

Question: If you put vinegar in a bottle and baking soda and then put a balloon on the bottle the Balloon blows up why is this