Not the same.

Face Soda: Sodium carbonate decahydrate is an inorganic substance with the chemical formula Na2CO3-10H2O, which refers to a hydrate of sodium carbonate containing 10 crystalline waters. Also known as edible pasta soda, is the main ingredient of pasta soda. It is a salt, not a base.

White monoclinic crystal. Density 1.44g/cm3. melting point 32.5~34.5℃. Heating to 33.5 ℃ began to dehydration. Easily soluble in water, solubility in hot water, and will give off some heat. Insoluble in alcohol. Rapidly weathering in the air and form a white powder.

Edible baking soda is mainly used as carbon dioxide generator in food, beverage soda and cold drinks, and also used in feed additives, medicine, chemistry, tanning, fire-fighting agents, biological breeding, detergents, environmental protection and desulphurization, sterilization and poisoning, bath and health care and other industries.

Baking soda NaHCO? Properties: white powder or fine crystals, odorless, salty, soluble in water, but less soluble than sodium carbonate in water, slightly soluble in ethanol, aqueous solution is slightly alkaline. Easily decomposed by heat. Slow decomposition in moist air.