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A white powder is added while baking bre...

A white powder is added while baking bread and cakes to make them soft and fluffy. Write the name of the powder. Name its main ingredients. Explain the function of each ingredient. Write the chemical reaciton taking place when the powder is heated.

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Baking powder
Baking soda and an edible acid like tartaric acid.
Baking soda `(NaHCO_3)` is used to release `CO_2` gas when heated to make them fluffy.
Tartaric acid is used to avoid the bitter taste by reacting with the `Na_2CO_3` formed.
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