Baking powder is a mixture of sodium bicarbonate and an acid like cream of tartar which requires moisture and heat to activate and used in baking as a substitute for yeast.
Baking powder and baking soda are both leavening, or rising, agents. They contain different ingredients and have different uses. Baking soda is sodium bicarbonate. Baking powder is sodium bicarbonate mixed with an acid and cornstarch.
What are 5 uses of baking powder?
Gentle Kitchen Scourer
Leavening Baked Goods
Cleaning and Shining Stainless Steel
Vinyl Floor Cleaner
Deodorizing Fridges and Pantries