Balmerove serije

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

화학; 일반 화학

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 ...

medicinska hemija

화학; 일반 화학

A branch of chemistry concerned with the discovery, design, synthesis , and investigation of biologically active compounds and reactions that these compounds undergo in living ...

slab elektrolit

화학; 일반 화학

A weak electrolyte is a solute that incompletely dissociates into ions in solution. For example, acetic acid partially dissociates into acetate ions and hydrogen ions, so that ...

grafit

화학; 일반 화학

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

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Mao odelo

Jednostavna plava jakna sa dugmadima na sredini i nekoliko prednjih džepova. Mao ojelo je zapravo prvobitno nosio Sun Yatsen, ali je postalo povezano ...