what is baking soda?

How is baking soda prepared ? Why is it used as a fire extinguisher ?

Write the name and chemical formula of the main produrct formed by heating baking soda.

What is baking powder? How does it make the cake soft and spongy?

Write the chemical name and formula of baking soda?

Baking soda is used in small amount in making bread and cake. It helps to make this soft and spongy and aqua solution of baking soda turns red litmus blue. It is also used in Soda acid fire extinguisher. Use this information to answer the following questions How does baking soda help to make cakes and bread soft and spongy.

What is the chemical formula of Baking soda?