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Colloidal suspension of a gas in a liquid.

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Temperature

A measure of the intensity of heat, i.e. the hotness or coldness of a sample. or object.

Strong Electrolyte

A substance that conducts electricity well in a dilute aqueous solution.

 

Potential Energy

Energy that matter possesses by virtue of its position, condition or composition.

Amide

Compound containing the O-C-N group.Compound that can be considered a derivative of ammonia in which one or more hydrogens are replaced by a alkyl or aryl groups.

 

Enantiomer

One of the two mirror-image forms of an optically active molecule.

Base

A substance that produces OH (aq) ions in aqueous solution. Strong soluable bases are soluble in water and are completely dissociated. Weak bases ionize only slightly.

Saccharic acid

A white, needlelike, crystalline, water-soluble solid or syrup, C6H10O8, usually made by the oxidation of cane sugar, glucose, or starch by nitric acid. Also called "Glucaric acid."

Nuclear Reactor

A system in which controlled nuclear fisson reactions generate heat energy on a large scale, which is subsequently converted into electrical energy.

Polar Bond

Covalent bond in which there is an unsymmetrical distribution of electron density.

Activity Series

A listing of metals (and hydrogen) in order of decreasing activity.

Solubility Product Constant

Equilibrium constant that applies to the dissolution of a slightly soluble compound.

Heat of Fusion

The amount of heat required to melt one gram of solid at its melting point with no change in temperature. Usually expressed in J/g. The molar heat of fusion is the amount of heat required to melt one mole of a solid at its melting point with no change in temperature and is usually expressed in kJ/mol.

Hard Water

Water containing Fe3+, Ca2+, and Mg2+ ions, which forms precipates with soap.

Substance

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

 

Radioactivity

The spontaneous disintegration of atomic nuclei.

Basic Salt

A salt containing an ionizable OH group.

Concentration

Amount of solute per unit volume or mass of solvent or of solution.

Designated area

An area that may be used for work with carcinogens, reproductive toxins, or substances that have a high degree of acute toxicity. A designated area may be the entire laboratory, an area of a laboratory, or a device such as a laboratory hood.

Lone Pair

Pair of electrons residing on one atom and not shared by other atoms, unshared pair.

Aufbau ('building up') Principle

Describes the order in which electrons fill orbitals in atoms.