Question

Sodium hydrogen carbonate (NaHCO3) - reacted with hydrochloric acid

Answer 1

Answer:

Summary. A saturated solution of sodium bicarbonate is reacted with hydrochloric acid to form carbon dioxide gas. Universal indicator can be used to show the change in pH of the solution or an inflating balloon can be used to demonstrate the associated work done by the evolving gas.

Explanation:

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Answer 2

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• Reaction of sodium bicarbonate and an acid produces a salt and carbonic acid, which readily decomposes to carbon dioxide and water.
• NaHCO3 + HCl → NaCl + H2CO. H2CO3 → H2O + CO2(g)