Expand is a combination of the Latin words ex-, meaning out, and pandere, to spread. The idea of spreading out was always there, though the current idea of something actually becoming larger was first recorded in the mid-17th century.
Aragonite and calcite are two minerals formed from calcium carbonate (CaCO. Lime (calcium oxide) is produced by heating limestone or seashells (calcium carbonate). The chemistry of calcium carbonate is similar to that of sodium carbonate and potassium carbonate except that calcium carbonate is not soluble in water.
Soda lime is contains 94% Calcium hydroxide and 5% sodium hydroxide with 1% potassium hydroxide. It absorbs carbon dioxide in the presence of water vapour or moisture. When us â¦ ed in anaesthetics it can produce carbon monoxide when used without moisture in the presence of isoflurane, enflurane and desflurane.