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ID number:554785
 
Evaluation:
Published: 14.01.2020.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

11. Izomērija un tās veidi
// Izomēri ir atšķirīgas vielas ar vienādām molekulformulām (vienāds C un H skaits) //
C virknes izomēri
Saites izomēri
Starpklašu izomēri
*Ģeometriskā izomērija (cis, trans)
// Piemēram, pentāna (C5H12) izomēri var būt pentāns; 2-metilbutāns; 2,2-dimetilpropāns
12. Uzdevumu risināšanas apzīmējumi
Masas daļa procentos – W
Molmasa – M
Masa – m
Blīvums – d
13. Uzdevumu risināšanas piemēri un paskaidrojumi
//Atrast ķīmisko formulu vielai, ja zināms, ka C masas daļa procentos W%C un M vielai = 78g/mol //

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