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Equation relating the rate of a reaction to the concentrations of the reactants and the specific rate of the constant.

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Lewis Base

Any species that can make available a share in an electron pair.

The most expensive metal in the world

Do you think the most expensive metal is gold? No! On earth there are more valuable metals. But we need to divide the value of metals that occur in nature, and metals - isotopes, which are obtained in special laboratories. Let’s look at natural metals first.

Titration

A Procedure in which one solution is added to another solution until the chemical reaction between the two solutes is complete, the concentration of one solution is known and that of the other is unknown.

 

Deposition

The direct solidification of a vapor by cooling, the reverse of sublimation.

Spectrum

Display of component wavelengths (colours) of electromagnetic radiation.

K Capture

Absorption of a K shell (n=1) electron by a proton as it is converted to a neutron.

Coke

An impure form of carbon obtained by destructive distillation of coal or petroleum.

Osmosis

The process by which solvent molecules pass through a semipermable membrane from a dilute solution into a more concentrated solution.

 

Combination Reaction

Reaction in which two substances (elements or compounds) combine to form one compound.

Osmotic Pressure

The hydrostatic pressure produced on the surface of a semipermable membrane by osmosis.