Inorganic and Organic Standards

Sodium sulfate (chemical formula: Na₂SO₄) is an inorganic compound widely used in various industries. Here’s a detailed overview of sodium sulfate:

Properties

• Molecular Formula: Na₂SO₄
• Molar Mass: 142.04 g/mol
• Appearance: White crystalline solid
• Solubility: Highly soluble in water
• Density: 2.68 g/cm³ (anhydrous), 1.464 g/cm³ (decahydrate)
• Melting Point: 884 °C (anhydrous)
• Boiling Point: Decomposes before boiling (anhydrous)

Types

1. Anhydrous Sodium Sulfate: Often referred to as the mineral thenardite.
2. Decahydrate Sodium Sulfate: Known as Glauber's salt (Na₂SO₄·10H₂O).