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Equation for a chemical reaction written to show the predominant form of all species in aqueous solution or in contact with water.

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Silicones

Polymeric organosilicon compounds, contain individual or cross-linked Si-O chains or rings in which some oxygens of SiO4 tetrahedra are replaced by other groups.

Double Salt

Solid consisting of two co-crystallized salts.

 

Haber Process

A process for the catalyzed industrial production of ammonia from N2 and H2 at high temperature and pressure.

Primary Standard

A substance of a known high degree of purity that undergoes one invariable reaction with the other reactant of interest.

Solvation

The process by which solvent molecules surround and interact with solute ions or molecules.

Phosphoric Acid

H3P04, Colorless liquid or rhombic crystals, decomposes before it will boil. Used mostly in the metal etchant. Used in cleaning operations to remove encrusted surface matter and mineral scale found on metal equipment such as boilers and steam producing equipment. Also used to brighten metals and remove rust.

Enthalpy

The heat content of a specific amount of substance, defined as E= PV.

Flammable

A liquid as defined by NFPD and DOT as having a flash point below 37.8°C (100°F).

Saturated Solution

Solution in which no more solute will dissolve.

Fat

Solid triester of glycerol and (mostly) saturated fatty acids.