write the preparation of baking soda and slaked lime
Answers
Answer:
Preparation of Baking Soda :
The chemical name of baking soda is sodium hydrogen carbonate and the formula is NaHCOs.
It is prepared as follows.
Uses of Baking Soda :
Baking soda is added for faster cooking.
It is used as an ingredient in antacids.
It is also, used in soda - acid fire extinguishers.
It acts as a mild antiseptic.
Baking powder can be prepared as a mixture of baking soda and a mild edible acid such as tartaric acid.
Baking powder is used in preparation of bread or cake to make them soft and spongy.
Preparation of slaked lime:
When quick lime reacts with water it produces lime water or slaked lime
Cao + H2O - Ca(OH)2
So, the chemical formula of slaked lime is Ca(OH) 2
Answer:
It is prepare by reaction of cold and concentrated solution of sodium chloride with ammonia and carbon dioxide. preparation it can be prepared by passing chlorine gas over dry slake lime use 1. it is used for making baking powder which is further used for making bread and cake spongy and soft.
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