Which gas is used by chemical leaveners, such as baking powder and baking soda, to lighten and aerate baked goods?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Carbon dioxide.
Chemical leaveners like baking powder and baking soda utilize carbon dioxide gas to lighten and aerate baked goods. This gas is produced when these leavening agents react with acidic ingredients or when they are exposed to heat.