Experiment | Reaction 1: Fizz

Approximate time to complete: 5-10 minutes + questions and journal time

Experiment Card

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Purpose

Sometimes mixtures can combine to make something new. I wonder what will happen when I add baking soda and vinegar together …

Materials

• 2 Beakers
• 5mL (1tsp) Baking Soda
• 20mL Vinegar

Procedure

1. Fill one beaker with 20mL of vinegar
2. Fill the second beaker with 5mL of baking soda
3. Pour the baking soda into the vinegar. Observe what happens.

Optional Extension

Following the steps of the scientific method, create an experiment to find out what ratio of baking soda to vinegar will yield the biggest reaction. You might need more baking soda and vinegar for this!

Questions & Further Research

1. What happened when you added the vinegar to the baking soda? 
2. If you keep adding more and more vinegar, will you keep seeing a reaction? Why or why not?
3. Are the following things LIQUID, GAS, or SOLID?
   • Baking Soda
   • Vinegar
   • Fizz
4. Match the words in Row A with the words in Row B.
   • Row A – Baking Soda, Vinegar, Fizz
   • Row B – Acetic Acid, Carbon Dioxide, Sodium Bicarbonate