General chemistry

General chemistry

Industry: Chemistry

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General chemistry

Arrheniuse võrrand

Chemistry; General chemistry

In 1889, Svante Arrhenius explained the variation of rate constants with temperature for several elementary reactions using the relationship k = A exp(-E a /RT) where the rate constant k is the ...

Itaalia keemik ja füüsik Amadeo Avogadro (1776-1856) ettepanek õige molekulaarne selgitus jaoks Gay-Lussaci seadus kombineerida mahud. Tema töö ette lihtne viis teha kindlaks aatomi massi ja gaaside ...

Avogadro arv

Chemistry; General chemistry

Üks mutt, võrdub 6.02214199 × 1023 mol-1 (± 0.00000047 mol-1) osakeste arv (1998 CODATA väärtused)

Avogadro seadus

Chemistry; General chemistry

Equal volumes of an ideal gas contain equal numbers of molecules, if both volumes are at the same temperature and pressure. For example, 1 L of ideal gas contains twice as many molecules as 0.5 L of ...

Balmeri seeriad

Chemistry; General chemistry

A series of lines in the emission spectrum of hydrogen that involve transitions to the n=2 state from states with n>2.

Baume

Chemistry; General chemistry

A skaalal seostada konkreetse gravities väljatöötatud prantsuse keemik Antoine Baumé Areomeetrid märgistamiseks. Temperatuuril 60° F saab arvutada erikaal Baumé kraadid järgmiste valemite abil: ...