General chemistry

General chemistry

Industry: Chemia

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General chemistry

etyl

Chemia; Chemia ogólna

Fragment molekularnej produkowanych przez usunięcie atomu wodoru z etanu (CH3-CH3). Na przykład chlorek etylu jest CH3-CH2-Cl.

manometr, ciśnieniomierz

Chemia; Chemia ogólna

An instrument for measuring gas pressures. A mercury or oil manometer measures gas pressure as the height of a fluid column the gas sample is able to support. Open manometers measure gas pressure ...

wrzenie

Chemia; Chemia ogólna

Conversion of liquid into gas as bubbles of gas that form within the liquid. Boiling begins at the temperature where the vapor pressure of a liquid would be equal to the external pressure on the ...

mieszanina jednorodna

Chemia; Chemia ogólna

A sample of matter consisting of more than one pure substance with properties that do not vary within the sample.

cynk

Chemia; Chemia ogólna

Element 30, atomic weight 65.37, a reactive gray metal that dissolves in acids, used to galvanize metals and in many alloys (e. g. brass and bronze).

jednostka pochodna

Chemia; Chemia ogólna

Derived units are units constructed from the SI system's base units . For example, the SI unit for density is kg/m3, derived from the base units kg and m.

masa

Chemia; Chemia ogólna

Mass is a measure of the tendency of an object to resist acceleration. It's harder to roll a tractor trailer than a roller skate; the tractor trailer has a far greater mass.