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A substance that conducts electricity poorly in a dilute aqueous solution.

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Ideal Solution

A solution that obeys Raoult's Law exactly.

Metallurgy

Refers to the overall processes by which metals are extracted from ores.

Specific Heat

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

Amorphous Solid

A noncrystalline solid with no well-defined ordered structure.

pH

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

Percent Purity

The percent of a specified compound or element in an impure sample.

Reaction Stoichiometry

Description of the quantitative relationships among substances as they participate in chemical reactions.

Heterocyclic Amine

Amine in which the nitrogen is part of a ring.

ytterbium

A rare metallic element found in gadolinite and forming compounds resembling those of yttrium. Symbol: Yb, at. wt.: 173.04, at. no.: 70, sp. gr.: 6.96. Cf."rare-earth element."

 

Downs Cell

Electrolytic cell for the commercial electrolysis of molten sodium chloride. For further information see Electrochemistry or Fuel Cells.