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An equation of state that extends the ideal gas law to real gases by inclusion of two empirically determined parameters, which are different for different gases.

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Nonbonding Orbital

A molecular orbital derived only from an atomic orbital of one atom, lends neither stability nor instability to a molecule or ion when populated with electrons.

Flash Point

The temperature at which a liquid will yield enough flamable vapour to ignite. There are various recognized industrial testing methods, therefore the method used must be stated.

K Capture

Absorption of a K shell (n=1) electron by a proton as it is converted to a neutron.

Amino Acid

Compound containing both an amino and a carboxylic acid group.The --NH2 group.

van der Waals' Equation

An equation of state that extends the ideal gas law to real gases by inclusion of two empirically determined parameters, which are different for different gases.

Coordination Sphere

The metal ion and its coordinating ligands but not any uncoordinated counter-ions.

Neutralization

The reaction of an acid with a base to form a salt and water. Usually, the reaction of hydrogen ions with hydrogen ions to form water molecules.

Ideal Gas Law

The product of pressure and the volume of an ideal gas is directly proportional to the number of moles of the gas and the absolute temperature.

Dilution

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

Raoult's Law

The vapor pressure of a solvent in an ideal solution decreases as its mole fraction decreases.