Question: what is the difference between baking powder and bi carb soda?
Answer: What's the difference between bicarb soda and baking powder? ... Chemical reactions: Bicarbonate of soda is a pure leavening agent and must be mixed with moisture and an acidic ingredient, such as lemon juice, chocolate or honey, to work. Baking powder is ready to go with its own acidic ingredient, usually cream of tartar.