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Which of the following are the applications of common salt? (i) It is used as preservative. (ii) It is used for manufacture of Na metal and Cl2(g) by electrolysis in molten state. (iii) It is used for manufacture of caustic soda. (iv) It is used for manufacturing baking soda and washing soda by Solvay process.
Commercial production of soda ash by Solvay process requires limestone, __________ as raw materials.
What will be the final concentration of soda in a mixture of water and soda when 30 litres of soda in added to the mixture? Statement I: Initial quantity and concentration of soda in the mixture were 20 L and 40% Statement II: Initially, water and soda in the mixture were in the ratio 3 : 2.
Which of the following two statements is correct?   a. The soda commonly used in the kitchen for making tasty crispy pokodas is baking soda. The baking soda is a sodium carbonate.  b. Washing soda is usually used as a cleaning agent for domestic purposes and in glass, soap, paper industries. The washing soda is sodium hydrogen carbonate.
Which of the following is not required in the manufacture of soda ash by Solvay process?
Which of the following may be viewed as a catalyst in the manufacture of soda ash by Solvay process?
The carbonating tower used in Solvay process of soda ash manufacture is made of
Solvay process as compared to dual process (i.e. modified Solvay process)
The price of raw materials has gone up by 15%, labor cost has also increased from 25% of the cost of raw material to 30% of the cost of raw material. By how much percentage should there be reduction in the usage of raw materials so as to keep the cost same?
In the production of soda ash by Solvay process, the by-product is