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A form of energy that flows between two samples of matter because of their differences in temperature.

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Chemical Kinetics

The study of rates and mechanisms of chemical reactions and of the factors on which they depend.

Hydration Energy

The energy change accompanying the hydration of a mole of gase and ions.

D-Orbitals

Beginning in the third energy level, aset of five degenerate orbitals per energy level, higher in energy than s and p orbitals of the same energy level.

 

Designated area

An area that may be used for work with carcinogens, reproductive toxins, or substances that have a high degree of acute toxicity. A designated area may be the entire laboratory, an area of a laboratory, or a device such as a laboratory hood.

Galvanizing

Placing a thin layer of zinc on a ferrous material to protect the underlying surface from corrosion.

 

Cis-

The prefix used to indicate that groups are located on the same side of a bon about which rotation is restricted.

Mass

A measure of the amount of matter in an object. Mass is usually measured in grams or kilograms.

Emulsifying Agent

A sustance that coats the particles of the dispersed phase and prevents coagulation of colloidal particles, an emulsifier.

Band of Stability

Band containing nonradioactive nuclides in a plot of number of neutrons versus atomic number.

First Law of Thermodynamics

The total amount of energy in the universe is constant (also known as the Law of Conservation of Energy) energy is neither created nor destroyed in ordinary chemical reactions and physical changes.