Sodium carbonate decahydrate (Na2CO3•10H2O)- Crystalline introduce:
Sodium carbonate, Na2CO3, (also known as washing soda, soda ash and soda crystals) is the inorganic compound with the formula Na2CO3 and its various hydrates. All forms are white, water-soluble salts. All forms have a strongly alkaline taste and give moderately alkaline solutions in water.
Molar mass:286.1416 g/mol
Appearance:White solid, hygroscopic
Density :1.46 g/cm3
Melting point:34 °C (93 °F; 307 K)
Solubility:Soluble in aq. alkalis, glycerol;Slightly soluble in aq. alcohol;Insoluble in CS2, acetone, alkyl acetates, alcohol, benzonitrile, liquid ammonia
Solubility in glycerine:98.3 g/100 g (155 °C)
Solubility in ethanediol:3.46 g/100 g (20 °C)
Solubility in dimethylformamide:0.5 g/kg
Magnetic susceptibility (χ):−4.1·10−5 cm3/mol
Refractive index (nD):1.405 (decahydrate)
Sodium carbonate decahydrate is used as a raw material in various industries like glass, paper making, soap, detergent, textile and leather. It is also used as a food additive. It is also involved as a precipitation agent of carbonate as well as an analytical reagent in laboratories. It plays an important role as strong base and powerful electrolyte. It finds application in metal refining and cement production.
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