brzina

brzina

Speed of an object; the change in position over time.

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Categorie: Chimie în general
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brzina difuzije

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The number of randomly moving molecules that pass through a unit area per second. Diffusion rates are fastest when a large concentration difference exists on either side of the ...

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A very hard, brittle, heat-resistant substance that is used to grind the edges or rough surfaces of an object. boron carbide, diamond, and corundum are abrasives.

diastereoizomer, diastereomer

Chimie; Chimie în general

Stereoisomers which are not mirror images of each other. Diastereomers are chemically similar but distinguishable; they have different melting points and boiling points and they ...

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grafit

Chimie; Chimie în general

An amorphous form of carbon , made of carbon atoms bound hexagonally in sheets (like chickenwire).

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Industrie/Domeniu: Persoane Categorie: Sportivi

Flojd Mejveder

Born Floyd Sinclair on February 24, 1977, an American professional boxer. He is a five-division world champion, where he won nine world titles in five ...