Chemical Smore Assgnment

Calcium sulfate

Common name/ Chemical formula

  • Gypsum
  • CaSO4*2H2O


  • Used as a desiccant.
  • Added in food to give it a firmer texture
  • Used in sculptures because of the soft texture.

Physical/Chemical properties

  • Molecular Weight- 136.1406 g/mol
  • Exact Mass135.91432 g/mol
  • Heavy Atom Count6


  • Has two forms; dihydrate known as Gypsum, and Hemihydrate known as Plaster of Paris.
  • In 2011 findings by the Mars Opportunity rover show a form of calcium sulfate in a vein on the surface
  • Plaster of Paris is used to make plaster casts for broken limbs.