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

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Intermolecular Forces

Forces between individual particles (atoms, molecules, ions) of a substance.

Ioniztion

The breaking up of a compound into separate ions.

Carbonium ion

An orgainic ion carrying a positive charge on a carbon atom.

Faraday

One faraday of electricity corresponds to the charge on 6.022 x 1023 electrons, or 96,487.301 coulombs.

Chemistry of the sky

Chemistry can teach us about the composition of celestial bodies and determine their age.

Autoionization

An ionization reaction between identical molecules.

pH

Negative logarithm of the concentration (mol/L) of the H3O+[H+] ion, scale is commonly used over a range 0 to 14.

Raoult's Law

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

Clay

A class of silicate and aluminosilicate minerals with sheet-like structures that have enormous surface areas that can absorb large amounts of water.

Eutrophication

The undesirable overgrowth of vegetation caused by high concentrates of plant nutrients in bodies of water.