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An entity that is referenced as part of an XML document's content, as distinct from a parameter entity, which is referenced in the DTD. A general entity can be a parsed entity or ...

олефин

Chimie; Chimie în general

A compound that consists of only carbon and hydrogen, that contains at least one carbon-carbon double bond. Alkene names end with -ene. Examples are ethylene (CH2=CH2); 1-propene ...

майшыт

Chimie; Chimie în general

A colloid formed from tiny liquid droplets suspended in another, immiscible liquid. Milk is an example of an emulsion.

нейтрино

Chimie; Chimie în general

An elementary particle produced by certain nuclear decay processes. Neutrinos have no charge and extremely small masses compared to other subatomic particles.

қос жылу

Chimie; Chimie în general

A device that senses temperature changes by using a pair of joined wires made of dissimilar metals that produces a voltage that changes with temperature.

калориметр

Chimie; Chimie în general

An insulated vessel for measuring the amount of heat absorbed or released by a chemical or physical change.

гидроксил

Chimie; Chimie în general

1. An -OH group within a molecule. 2. A free radical formed by abstraction of a hydrogen atom from water.

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Industrie/Domeniu: Astronomie Categorie: Galaxie

Рождестволық көпіршік

The giant intergalactic bubble of gas floating in space. It's the remnant of a massive star explosion, or supernova, in the Large Magellanic Cloud ...