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A positive ion, an atom or group of atoms that has lost one or more electrons.

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Electrical Conductivity

Ability to conduct electricity.

Supercritical Fluid

A substance at temperature above its critical temperature.

Sulfuric Acid

H2SO4: colorless, oily liquid, boiling point 330C. A 96 percent solution is used in the laboratory.

Fire Hazard: This is a very powerful, acidic oxidizer which can Ignite or even explode on contact with many materials, i.e. acetic acid ,acetone+ HNOs, alcohols, + H202, NH4OH, HCL, NaOH, and others.

Sulfuric acid has a wide range of uses and plays a part in the production of nearly all manufactured goods.

Standard Molar Volume

The volume occupied by one mole of an ideal gas under standard conditions, 22.4liters.

Nodal Plane

A region in which the probability of finding an electron is zero.

 

Amine Complexes

Complex species that contain ammonia molecules bonded to metal ions.

Buffer Solution

Solution that resists change in pH, contains either a weak acid and a soluble ionic salt of the acid or a weak base and a soluble ionic salt of the base.

Substance

Any kind of matter all specimens of which have the same chemical composition and physical properties.

 

Heat of Condensation

The amount of heat that must be removed from one gram of a vapor at it's condensation point to condense the vapour with no change in temperature.

Free Radical

A highly reactive chemical species carrying no charge and having a single unpaired electron in an orbital.