Periodni sistem elemenata

Started by Bred, 08-06-2009, 20:38:43

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Bred

08-06-2009, 20:38:43 Last Edit: 10-01-2012, 01:23:33 by Bred
http://www.hemija.co.yu/pse/

http://www.svethemije.com/pse

Bred

#1
07-02-2010, 15:01:17

Izvor (http://www.milosrajkovic.com)

stephen

#2
10-02-2010, 23:06:54
Liiiiiiiiiiiii  :K2:

A jel znas sta?!
Kad god sednem da radim zadatke nikad nemam PSE vek trazim po netu atomski broj i tezinu xD
Trebalo bi da kupim jedan, nije na odmet :streber:
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