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Fischer
na pol kemik
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Pridružen/-a: 22.09. 2006, 15:18 Prispevkov: 70 Kraj: Ljubljana |
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Vulkan |
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Vzemite kozarec in vanj stresite pecilni in nalijte kis.
Priporočam, da poskus delate nad umivalnikom, da ne bo pena tekla vse povsod. :D
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26 Sep 2006 18:59 |
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NUKE
moderator
Pridružen/-a: 24.09. 2006, 17:01 Prispevkov: 44
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Poznam boljši vulkan in sicer: KMnO4+glicerol :wink: Probaj pa boš videl :D
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28 Sep 2006 14:20 |
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Brom
admin
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Pridružen/-a: 21.09. 2006, 13:32 Prispevkov: 454
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najbrž si mislil peroksid + kalijev permanganat, glicerol + kalijev permanganat je samovžig :D
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29 Sep 2006 17:56 |
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NUKE
moderator
Pridružen/-a: 24.09. 2006, 17:01 Prispevkov: 44
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Ne nisem mislil sem mešanico za samovžig In sicer fino vprašen KMnO4 in glicerol(razmerje(težno) 60(kalijev permanganat):40(glicerol)
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30 Sep 2006 17:41 |
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noragaza
drugič v laboratoriju
Pridružen/-a: 21.09. 2006, 19:12 Prispevkov: 21
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jst mam bolšga
v epruveto nalijete vodo in dodate žvepleno kislino
da ne bi kdo probavov ker kislina šprica povsod po luftu 
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14 Okt 2006 16:05 |
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Brom
admin
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Pridružen/-a: 21.09. 2006, 13:32 Prispevkov: 454
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:D hehehe če boš kislino zlil v vodo ne bo špricalo. Če boš vodo zlil v žveplovo kislino pa bo kislina zavrela in špricnila vse naokrog :wink:
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15 Okt 2006 16:01 |
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roky
admin
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Pridružen/-a: 05.12. 2006, 19:16 Prispevkov: 345
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Poznam boljši vulkan in sicer: KMnO4+glicerol :wink: Probaj pa boš videl :D |
ke ti hočeš koga vbit
:D
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05 Dec 2006 19:24 |
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Chlorine
moderator
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Pridružen/-a: 03.12. 2006, 07:53 Prispevkov: 390
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Sploh ni nč posebnega, daš pol žličke in poliješ par kapljic gor. To sploh ni nč takega, večje količine, se tudi težje vžgejo.
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06 Dec 2006 13:55 |
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roky
admin
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Pridružen/-a: 05.12. 2006, 19:16 Prispevkov: 345
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ja delite kar hočete jas nebom nix kriv 
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06 Dec 2006 14:00 |
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Chlorine
moderator
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Pridružen/-a: 03.12. 2006, 07:53 Prispevkov: 390
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Ti bom dal fimcek gor, samo pocaki neki cajta
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06 Dec 2006 15:07 |
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NUKE
moderator
Pridružen/-a: 24.09. 2006, 17:01 Prispevkov: 44
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ja delite kar hočete jas nebom nix kriv  |
kaj ti misliš da je to jedrska eksplozija OMFG. Pizda kaj si domišljaš to sploh ni nič takega
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07 Dec 2006 17:35 |
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roky
admin
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Pridružen/-a: 05.12. 2006, 19:16 Prispevkov: 345
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aja ups zamenjo sem mislo na nekaj drugega
sry :D
LP !
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07 Dec 2006 17:51 |
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Chlorine
moderator
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Pridružen/-a: 03.12. 2006, 07:53 Prispevkov: 390
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Še en vulkan, ki res izgleda kot vulkan, vendar je kemikalja strupena, to je amonijev dikromat. Segrevamo ga in čez nekaj časa pozeleni in se v sredini naredi luknja, ter vžge in ta preh bruha okoli :D . Vendar pa so odpadki zelo strupeni.
_________________
http://naravoslovje.org
Naravoslovni portal |
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13 Dec 2006 14:06 |
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Brom
admin
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Pridružen/-a: 21.09. 2006, 13:32 Prispevkov: 454
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Niso, ker nastane Cr2O3,ki ni tako strupen.
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13 Dec 2006 14:38 |
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Chlorine
moderator
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Pridružen/-a: 03.12. 2006, 07:53 Prispevkov: 390
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13 Dec 2006 15:50 |
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