When water is added to both baking powder and baking soda, baking powder reacts with water to produce a gas but baking soda does not produce any gas suggesting that it is a mixture of substances.
Baking powder is mixture of substances which is used in baking.
Baking powder produces a gas, carbon dioxide which is required in leavening of baking products as well as to provide smoothness and consistency in the baked products.
Baking powder is a mixture of three ingredients namely; baking soda, cream of tartar, and cornstarch.
To show that baking powder is a mixture of substances, water is added to both baking powder and baking soda. It will be observed that baking powder reacts with water to produce a gas but baking soda does not produce any gas.
In conclusion, the different observations seen when water is added to baking powder and baking soda proves that baking powder is a mixture of substances.
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