Chemistry
Grade-10
Easy
Question
What is the pH level of baking soda?
- 3
- 6
- 9
- 12
Hint:
Baking soda is slightly on the basic side.
The correct answer is: 9
Sodium bicarbonate, commonly known as baking soda or bicarbonate of soda, is a chemical compound with the formula NaHCO3 . It is a salt composed of a sodium cation (Na +) and a bicarbonate anion (HCO3- ). Sodium bicarbonate is a white solid that is crystalline, but often appears as a fine powder. It has a slightly salty, alkaline taste resembling that of washing soda (sodium carbonate).
The pH level of baking soda is 8.5 or even 9.
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