molekularna težina

molekularna težina

The average mass of a molecule, calculated by summing the atomic weights of atoms in the molecular formula . Note that the words mass and weight are often used interchangeably in chemistry.

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težina

Химия; Общая химия

Weight is the force exerted by an object in a gravitational field. The weight of an object (W) arises from its mass (m): W = mg where g is the acceleration due to gravity ...

težina

Воздушно-космическое пространство; Полёты в космос

The gravitational force exerted on an object of a certain mass. The weight of mass m is mg Newtons, where g is the local acceleration due to a body's gravity.

težina

Физика; Общая физика

The force with which a body is attracted towards the center of the earth. The weight of a body of mass m is given by mg, where g is the acceleration due to gravity.

težina

Искусствоведение; Изобразительное искусство

A dynamic effect in a picture created in the perception of the viewer. Rudolf arnheim describes weight and direction as the influences on the viewer’s perception of equilibrium in ...

atomska težina

Химия; Общая химия

The average mass of an atom of an element, usually expressed in atomic mass units . The terms mass and weight are used interchangeably in this case. The atomic weight given on ...

isparljiv

Химия; Общая химия

A solid or liquid material that easily vaporizes. A material with a significant vapor pressure .

abraziv

Химия; Общая химия

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

Химия; Общая химия

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

Химия; Общая химия

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

Химия; Общая химия

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

Химия; Общая химия

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

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Отрасль/сфера деятельности: Воздушно-космическое пространство Категория: Полёты в космос

svemirski šatl

A reusable spacecraft with wings developed by the U.S. National Aeronautics and Space Administration (NASA) for human spaceflight missions. The first ...