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The separation of a liquid mixture into its components on the basis of differences in boiling points. The process in which components of a mixture are separated by boiling away the more volitile liquid.

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    Probably, every person wants to know, why over time the copper turns green and becomes bloomed. This is easy to explain: that film is called patina.

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Periodic Table

An arrangement of elements in order of increasing atomic numbers that also emphasizes periodicity.

Henry's Law

The pressure of the gas above a solution is proportional to the concentration of the gas in the solution.

Saccharide

An organic compound containing a sugar or sugars.

Endothermicity

The absorption of heat by a system as the process occurs.

yttrium metal

Any of a subgroup of rare-earth elements, of which the cerium and terbium metals comprise the other two subgroups.

Fat

Solid triester of glycerol and (mostly) saturated fatty acids.

Adhesive Forces

Forces of attraction between a liquid and another surface.

Secondary Standard

A solution that has been titrated against a primary standard. A standard solution is a secondary standard.

 

Standard Molar Enthalphy of Formation

The amount of heat absorbed in the formation of one mole of a substance in a specified state from its elements in their standard states.

Fluorescence

Absorption of high energy radiation by a substance and subsequent emission of visible light.