Soda-acid fire extinguishers comprise of sodium bicarbonate and ________ acid.

nitric

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sulphuric

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hydrochloric

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acidic

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Solution

The correct option is B sulphuric

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Similar questions

Soda acid fire extinguishers contains :a) sodium carbonate

B) sodium hydrogen carbonate ,sulphuric acid

C) sodium carbonate, hydrochloric acid

D )sodium hydrogen carbonate, hydrochloric acid

Sodium bicarbonate solution and concentrated sulphuric acid in the fire extinguisher reacts to produce _______ gas.

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