Differences between baking soda and baking powder ?
Baking soda is sodium bicarbonate, which requires an acid and a liquid to become activated and help baked goods rise. Conversely, baking powder includes sodium bicarbonate, as well as an acid. It only needs a liquid to become activated. Substituting one for the other is possible with careful adjustments.
Baking soda nahco3 is a single compound. While baking poweder is the mixture of compoundm.baking poweder contain baking soda +tartaric acid