Discussion
Baking soda is the common name for _____.
Answer: C
Baking soda is Sodium bicarbonate, NaHCO3.
When heated, or mixed with an acid in a batter, it releases carbon dioxide, and the gas bubbles make cakes and breads rise. It is also used as an antacid and in fire extinguishers.
Sodium carbonate, Na2CO3, is washing soda. Calcium carbonate is limestone, chalk and marble, and sodium chloride is common salt.
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