Name the compound whose one formula unit is assosciated with 10 water molecules . How is it prepared ? Give chemical equation of related reaction.
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The compound is sodium carbonate decahydrate (Na2CO3.10H2O) also called washing soda.
It is prepared by Solvay process.The reactions involved are:
NaCl + CO2 + NH3 + H2O → NaHCO3 + NH4Cl
2 NaHCO 3 → Na2CO3 + CO2 + H2O
Na2CO3 + 10H20 → Na2CO3.10H2O
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