2.how to prepare washing soda from sodium carbonate
3.what is formula of washing soda.what does 10H2o signify.
4.does water of crystalisation make washing soda wet.what do you mean by recrystallisation
5.what are imp uses of washing soda
6.what are 2 different types of water .how are they categorised
7.what are salts ptesent temporary and permanent hard water.
8.what are formulas of cement and glass.how soda ash is useful in preparing them
Ans.As water plays a large role in the preparation of concrete, the addition of soda ash can help accelerate setting times for workers. When creating flat glass, the compound is used to help lower melting points and its alkali effectively supports the shaping of the glass items
9.what is borax and its formula
10.what is difference between sodium carbonate and washing soda.write formulas and weights
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