A) sodium sulphate
B) brine solution
C) camallite
D) All of these
Correct Answer: B
Solution :
When \[\text{C}{{\text{O}}_{\text{2}}}\] gas is passed through a brine solution (28% \[NaCl\]) saturated with ammonia, it gives sodium bicarbonate which on drying and heating gives sodium carbonate. This process is called Solvays process of the preparation of sodium carbonate.
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