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ID number:265438
 
Author:
Evaluation:
Published: 03.03.2009.
Language: Latvian
Level: Elementary school
Literature: n/a
References: Used
Extract

*Ķīmiskā elementa skābekļa simbols O *Vienkāršas vielas skābekļa ķīmiskā formula ir O2 *Skābekļa atomu molmasa Mo=16 g / mol *Skābekļa molekulu molmasa Mo2 = 32 g /mol *Skābekļa molekulu moltilpums 22,4 l /mol *Savienojumos skābeklis parasti ir divvērtīgs
Skābeklis Zemes garozā un atmosfērā ir visvairāk izplatītais elements. Gaisā skābekļa O2 masas daļa ir 23%, tilpumdaļa – 21%.

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