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The amount of heat required to raise the temperature of one gram of substance one degree Celsius.

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Fatty Acids

An aliphatic acid, many can obtained from animal fats.

Carcinogen

A substance capable of causing or producing cancer in mammals.

 

Heat of Condensation

The amount of heat that must be removed from one gram of a vapor at it's condensation point to condense the vapour with no change in temperature.

Cathodic Protection

Protection of a metal (making ir a cathode) against corrosion by attaching it to a sacrifical anode of a more easily oxidized metal.

xenon

A heavy, colorless, chemically inactive, monatomic gaseous element used for filling radio, television, and luminescent tubes. Symbol: Xe, at. wt.: 131.30, at. no.: 54.

xanthene dye

Any of a group of dyes having a molecular structure related to that of xanthene in which the aromatic (C6H4) groups are the chromophore.

 

Rate of Reaction

Change in the concentration of a reactant or product per unit time.

Ground State

The lowest energy state or most stable state of an atom, molecule or ion.

Flotation

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

Chain Termination Step

The combination of two radicals, which removes the reactive species that propagate the change reaction.