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प्रश्न
What happens when dilute hydrochloric acid is added to sodium hydrogen carbonate? Give the chemical equation of the reaction involved.
लघु उत्तरीय
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उत्तर
When dilute hydrochloric acid is added to sodium hydrogen carbonate, sodium chloride, water, and carbon dioxide gas are formed. Brisk effervescence is observed due to the evolution of carbon dioxide gas.
\[\ce{NaHCO3 + HCl -> NaCl + H2O + CO2 ↑}\]
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