Calcium Sulfate (aka Gypsum)
Formula: CaSO4
Molar Mass:
136.14 g/mol (anhydrous)
145.15 g/mol (hemihydrate)
172.172 g/mol (dihydrate)
Melting point:1460 degrees C(2642 degrees F) Boiling Point: 1193 degrees C (2179 degrees F)
Density:2.96 g/cm3(anhydrous) 2.32 g/cm3 (dihydrate)
Percentage composition by mass: 47.01% oxygen, 23.55% sulfur and 29.44% calcium
Bond type: Covalent
Very slightly soluble in cold water
Reactive with oxidizing compounds and acids.
Molar Mass:
136.14 g/mol (anhydrous)
145.15 g/mol (hemihydrate)
172.172 g/mol (dihydrate)
Melting point:1460 degrees C(2642 degrees F) Boiling Point: 1193 degrees C (2179 degrees F)
Density:2.96 g/cm3(anhydrous) 2.32 g/cm3 (dihydrate)
Percentage composition by mass: 47.01% oxygen, 23.55% sulfur and 29.44% calcium
Bond type: Covalent
Very slightly soluble in cold water
Reactive with oxidizing compounds and acids.