Procedure:
1. In two separate storage bags, place 12 tablespoon of yeast and 20ml hydrogen peroxide.
Then, tie the storage bags.
2. Place one bag in warm water and the other bag in cold water. Observe.
Guide Questions:
1. What happened when you placed the bag in warm water?
2. What happened when you placed the other bag in cold water?
3. How does temperature affect the rate of reaction?
4. What should you do to slow down food spoilage?​