Sodium sulfate is the sodium salt of sulfuric acid. When anhydrous, it is a white crystalline solid of formula Na2SO4 known as the mineral thenardite; the decahydrate Na2SO4·10H2O is found naturally ...
Formula: Na2SO4, Molar mass: 142.04 g/mol, Melting point: 884 °C, Boiling point: 1,429 °C, Density: 2.66 g/cm³, Soluble in: Water