Question

Why cake or bread swells on adding baking powder? Write chemical equation?

Answer 1

Answer:

Baking powder is made up of baking soda, and a dry acid (usually cream of tartar, sometimes sodium aluminum sulfate). When the liquid is added to the recipe, it interacts with the two, causing the them to react and form bubbles of carbon dioxide gas.

Explanation:

chemical formula NaHCO3

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Answer 2

NaHCO3 + H+ ------ Na+ + CO2 + H2O

CO2 gas produced gets trapped in the wet dough and bubbles out slowly making the cake to rise and become soft