Baking soda is used
1. for making baking powder.
2. in soda-acid fire extinguishers.
3. to neutralise excess acid in the stomach.
A. 1 and 2
B. 1 and 3
C. 2 and 3
D. All of these
Answer: Option D
This Question Belongs to Chemistry GK Chapter Wise >> Acid, Base And Salts
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