31 34 35 36 37 A 37 B 37 C 39 A 39 B 40 A 40 B 41 A 41 B 41 C 42 A 42 B 42 C 42 D 44 A 44 B 44 C 44 D 44 E 44 F 45 A 45 B 45 C 45 D 46 A 46 B 47 48 A 49 B 48 C 48 D 32 33 38 A 38 B 38 C 43

Lakhmir Singh & Manjit Kaur - Chemistry

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Questions Based on High Order Thinking Skills (HOTS)-Pg-68

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31 34 35 36 37 A 37 B 37 C 39 A 39 B 40 A 40 B 41 A 41 B 41 C 42 A 42 B 42 C 42 D 44 A 44 B 44 C 44 D 44 E 44 F 45 A 45 B 45 C 45 D 46 A 46 B 47 48 A 49 B 48 C 48 D 32 33 38 A 38 B 38 C 43

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Q. 354.0( 4 Votes )

Describe how sodi

Class 10th Lakhmir Singh & Manjit Kaur - Chemistry 2. Acids, Bases and Salts

Answer :

Baking soda is obtained by the reaction of cold and concentrated solution of sodium chloride with carbon dioxide and ammonia. This is known as Solvay process. NaCl + CO₂ + NH₃ + H₂O ⇨ NH₄Cl + NaHCO₃ In this process, calcium carbonate is used as the source of CO₂ and the resultant calcium oxide is used to recover ammonia from ammonium chloride.

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