Hydrocarbon derivative containing an [OH] group bound to an aromatic raing.
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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.
Organic Chemistry
The chemistry of substances that contain carbon-hydrogen bonds.
Hard Water
Water containing Fe3+, Ca2+, and Mg2+ ions, which forms precipates with soap.
Rate of Reaction
Change in the concentration of a reactant or product per unit time.
Cathode
Electrode at which reduction occurs in a cathode ray tube, the negative electrode.
Standard Electrode Potential
By convention, potential, Eo, of a half-reaction as a reduction relative to the standard hydrogen electrode when all species are present at unit activity.
Electrolytic Conduction
Conduction of electrical current by ions through a solution or pure liquid.
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.
Artificial Transmutation
An artificially induced nuclear reaction caused by the bombardment of a nucleus with subatomic particiles or small nucei.
Sigma Orbital
Molecular orbital resulting from head-on overlap of two atomic orbitals.
