Question

what is backing soda???

Answer 1

Sodium bicarbonate, commonly known as baking soda, is a chemical compound with the formula NaHCO₃. It is a salt composed of a sodium cation and a bicarbonate anion. Sodium bicarbonate is a white solid that is crystalline, but often appears as a fine powder. 

Answer 2

Baking soda is an alkaline white powder that’s ubiquitous in modern kitchens. Its rise is largely credited to one big brand. In 1846, two brothers-in-law, Dr. Austin Church and John Dwight, teamed up to distribute baking soda