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

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Dilution

Process of reducing the concentration of a solute in solution, usually simply by mixing with more solvent.

Homonuclear

Consisting of only one element.

Flotation

Method by which hydrophobic (water-repelling) particles of an ore are separated from hydrophilic (water-attracting) particles of a metallurgical pretreatment process.

Boyle's Law

At constant temperature the volume occupied by a definite mass of a gas is inversely proportional to the applied pressure.

Polymerization

The combination of many small molecules to form large molecules.

Potential Energy

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

Detergent

A soap-like emulsifer that contains a sulfate, SO3 or a phosphate group instead of a carboxylate group.

Catenation

Bonding of atoms of the same element into chains or rings.
The bonding together of atoms of the same element to form chains.
The ability of an element to bond to itself.

Mole Fraction

The number of moles of a component of a mixture divided by the total number of moles in the mixture.

 

Chemical Change

A change in which one or more new substances are formed.