Q.2. Describe how sodium hydrogen carbonate (baking soda) is produced on a large scale. Write equation of the reaction involved.

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Solution

Dear Student,

Baking soda (Sodium hydrogen carbonate) is prepared by Solvay process on a large scale in industries. In this process carbon dioxide, water, ammonia and brine solution are used. The chemical reaction that is used in the production of baking soda is as follows.

NaCl + CO₂ + H₂O + NH₃ $\to$ NaHCO₃ + NH₄Cl

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Describe how sodium hydrogen carbonate (baking soda) is produced on a large scale. Write the equation of the reaction involved.

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