The polar bear (Ursus maritimus) is a carnivorous bear whose native range lies largely within the Arctic Circle, encompassing the Arctic Ocean, its surrounding seas and surrounding land masses. It is a large bear, approximately the same size as the omnivorous Kodiak bear (Ursus arctos middendorffi).
All baking powders contain sodium bicarbonate (just like baking soda). But baking powder also contains two acids. One of these acids is called monocalcium phosphate. Monocalcium phosphate doesnât react with the sodium bicarbonate while itâs dry.
The Science of Cake-making. Baking soda or sodium bicarbonate (NaHCO3) is the active ingredient that is added to baked goods to make them rise. Recipes that use baking soda as a leavening agent also contain an acidic ingredient such as lemon juice, milk, honey or brown sugar which server as a reactive agent.