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Shivani siva
@shivani-siva
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Joined: Aug 6, 2021
Last seen: Sep 10, 2021
Topics: 289 / Replies: 1732
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Answer to: Describe how sodium hydrogen carbonate (baking soda) is produced on a large scale. Write equation of the reaction involved.

Sodium hydrogen carbonate is produced on large scale by reacting a cold and concentrated solution of sodium chloride with ammonia and carbon dioxide. ...

4 years ago
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Answer to: What is baking soda? Write the chemical name of baking soda. Give the important uses of baking soda. How does baking soda differ chemically from washing soda?

Baking soda is a substance added to food for its faster cooking. Its chemical name is sodium hydrogen carbonate. Uses: (i) It is used as an antac...

4 years ago
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Answer to: Write the chemical formula of ammonium chloride. Explain why an aqueous solution of ammonium chloride is acidic in nature? Illustrate your answer with the help of a chemical equation.

The chemical formula of ammonium chloride is NH4Cl. Since, ammonium chloride is the salt of a strong acid HCl and a weak base NH4OH, so an aqueous sol...

4 years ago
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Answer to: Write the formulae of sodium chloride and sodium carbonate. Explain why an aqueous solution of sodium chloride is neutral but an aqueous solution of sodium carbonate is basic (or alkaline).

Sodium chloride – NaCl. Sodium carbonate – Na2CO3. The aqueous solution of sodium chloride is neutral because it is formed from a strong acid and ...

4 years ago
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Answer to: What is washing soda? State two properties and two uses of washing soda.

Washing soda is sodium carbonate decahydrate. Properties: (i) It is transparent crystalline solid. (ii) It is soluble in water. Uses: (i) I...

4 years ago
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Answer to: Complete and balance the following chemical equations: (a) NaCl(aq) + H2O(l) + Electricity → (b) NaHCO3 + Heat → (c) NaCl + NH3 + H2O + CO2 →

(a) NaCl(aq) + H2O(l) + Electricity + Electrolysis → 2NaOH(aq) + O2(g) + H2(g) (b) NaHCO3 + Heat → Na2CO3 + CO2 + H2O (c) NaCl + NH3 + H2O + CO2 →...

4 years ago
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Answer to: Hydrochloric acid reacts with a metal X to form a gas Y which bums with a ‘pop’ sound. Sodium hydroxide solution also reacts with the same metal X (on heating) to form the same gas Y.

(a) X is zinc metal; Gas Y is hydrogen gas. (b) Zn(s) + 2HCl → XnCl2 + H2(g) zinc Hydrochloric acid Zinc chloride Hydrogen (ii) 2NaOH(aq) + ...

4 years ago
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Answer to: Give any two uses of common salt (sodium chloride).

(a) It is used in the manufacture of soap. (b) It is used in cooking food.

4 years ago
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Answer to: Name three chemicals made from common salt (or sodium chloride).

Sodium hydroxide, sodium carbonate and sodium hydrogen carbonate.

4 years ago
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Answer to: Why is sodium chloride required in our body?

Sodium chloride is required in our body for the working of nervous system, the movement of muscles, and the production of hydrochloric acid in the sto...

4 years ago
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Answer to: How is common salt obtained from sea water?

Common salt is obtained from sea water by the process of evaporation.

4 years ago
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