Materials an empty flask or plastic soda bottle 1/2 cup of hydrogen peroxide 1 pkg of yeast 1/4 cup of warm water dish soap a •beaker optional: food coloring Procedure Date Mystery Lab 1. 2. 3. 4. 5. 6. Pour the peroxide into the bottlenask. Add a few drops of food coloring into the bottles with the peroxide. Add a squirt of dish soap and swirl the bottle to mix. In the beaker, mix the water and yeast and stir for a few seconds to combine. Pour the yeast into the bottle with the peroxide and watch what happens! Now TOUCH the results and make obsecvations. Hypothesis (written jn the correct format!) Conclusion-use your device to search help you answer the questions. to I, Give a brief description of what happened to cause the results of this experiment. In other words, what happened to the "ingredients" to make them behave this way. Angelo

Z Explaifi what you observed when you touched the product of your investigation. What causes it feel this way? 3. What is a catalyst? Which ingredient in this lab acts as the catalyst? 4. What specific job did this catalyst perform during the activity? 5. Explain the role (job) of the dish soap in this experiment? 6. What is the chemical equation for this experiment? Model AFTER completing the conclusion, draw a model showing the procedure AND results of your experiment. Label your model using arrows and words such as heat, oxygen, peroxide, water, foam, yeast, flask, and soap
.
+