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Liquefaction of vapor.

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Chemical Bonds

The attractive forces that hold atoms together in elements or compounds.

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.

Voltage

Potential difference between two electrodes, a measure of the chemical potential for a redox reaction to occur.

History of diamonds

Diamond has been known for about 5 thousand years. Historians suggest that it was first discovered in India in river placers. It has long been credited with magical properties, and the largest famous crystals and products from them are shrouded in a halo of mystical legends.

Associated Ions

Short-lived species formed by the collision of dissolved ions of opposite charges.

Electromagnetic Radiation

Energy that is propagated by means of electric and magnetic fields that oscillate in directions perpendicular to the direction of travel of the energy.

Equilibrium or Chemical Equilibrium

A state of dynamic balance in which the rates of forward and reverse reactions are equal, the state of a system when neither forward or reverse reaction is thermodynamically favored.

Mass Spectrometer

An instrument that measures the charge-to-mass ratio of charged particles.

Condensation

Liquefaction of vapor.

Physical Change

A change in which a substance changes from one physical state to another but no substances with different composition are formed. Example Gas to Liquid - Solid.