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Diagram that shows equilibrium temperature-pressure relationships for different phases of a substance.

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Fatty Acids

An aliphatic acid, many can obtained from animal fats.

Metathesis Reactions

Reactions in which two compounds react to form two new compounds, with no changes in oxidation number. Reactions in which the ions of two compounds exchange partners.

 

Emulsion

Colloidal suspension of a liquid in a liquid.

Nuclide Symbol

Symbol for an atom A/Z E, in which E is the symbol of an element, Z is its atomic number, and A is its mass number.

Double Bond

Covalent bond resulting from the sharing of four electrons (two pairs) between two atoms.

Band Theory of Metals

Theory that accounts for the bonding and properties of metallic solids.

Quantum Mechanics

Mathematical method of treating particles on the basis of quantum theory, which assumes that energy (of small particles) is not infinitely divisible.

Leclanche Cell

A common type of dry cell.

Foam

Colloidal suspension of a gas in a liquid.

Dynamic Equilibrium

An equilibrium in which processes occur continuously, with no net change. When two (or more) processes occur at the same rate so that no net change occurs.