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An Acid that can form two or more hydronium ions per molecule, often a least one step of ionization is weak.

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Heisenberg Uncertainty Principle

It is impossible to determine accurately both the momentum and position of an electron simultaneously.

Amphoterism

The ability to react with both acids and bases.Ability of substance to act as either an acid or a base.

Foam

Colloidal suspension of a gas in a liquid.

ytterbium

A rare metallic element found in gadolinite and forming compounds resembling those of yttrium. Symbol: Yb, at. wt.: 173.04, at. no.: 70, sp. gr.: 6.96. Cf."rare-earth element."

 

Detergent

A soap-like emulsifer that contains a sulfate, SO3 or a phosphate group instead of a carboxylate group.

Can water burn?

It’s known that water consists of atoms of molecules of oxygen and hydrogen. Since any compound with oxygen indicates the ability of the substance to burn, water is no exception. Thus, water has a surprising property of already "burnt out" compound.

Organic Chemistry

The chemistry of substances that contain carbon-hydrogen bonds.

Vapor Pressure

The particle pressure of a vapor at the surface of its parent liquid.

Critical Pressure

The pressure required to liquefy a gas (vapor) at its critical temperature.

Ideal Solution

A solution that obeys Raoult's Law exactly.