Question: To test baking soda to make sure it's still good.
Options:
Add a teaspoon of baking soda to a 1/2 cup of hot water. If it doesn’t bubble, it’s time to throw it away.
Add a teaspoon of baking soda to a 1/2 cup of cold water. If it doesn’t bubble, it’s time to throw it away.
Answer: Add a teaspoon of baking soda to a 1/2 cup of hot water. If it doesn’t bubble, it’s time to throw it away.