cht+leavening+agents

=From the article "A Comparison of Leavening Agents"= = Q&A = =1. List out few examples of leavening agents.= = Active dry yeast, sourdough starter, baking soda (sodium bicarbonate), baking powder (baking soda, calcium phosphate, and sodium aluminum sulfate), potash (potassium bicarbonate) or pearl ash, and bakers' ammonia (ammonia carbonate). = = = =2. Baking powder is a combination of..?= = baking soda and a powdered acid. =

=3. Which leavening agent is known as potash as well as pearl ash?= = Potassium Bicarbonate =

=4. Which leavening agent provided the largest increase in volume of any of the leavening agents tested?= = Active dry yeast =