Question

Give the constituents of baking powder. why does cake or bread swell on adding baking powder? Write it's chemical equation.​

Answer 1

Answer:

for making baking powder which is a mixture of baking soda and a mild edible acid such a tartaric acid .. when baking powder is heated or mixed in water.. then carbon dioxide, water and sodium salt of acid are formed ...

NaHCO3 + H+ -> CO2 +H2O + Sodium salt of acid.

cake and bread swell on adding baking soda because carbon dioxide produced during the reaction causes bread or cake to rise making them soft or spongy... .