Which of the following chemical reactions is involved in a soda-acid fire extinguisher?

Options :
  1. Reaction between sodium hydroxide and nitric acid
  2. Reaction between sodium bicarbonate and sulfuric acid
  3. Reaction between sodium sulfate and carbonic acid
  4. Reaction between sodium carbonate and sulfuric acid
Answer and Explanation :-

Answer: Option 2

Explanation:

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