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Thread: Hemijski Eksperimenti

  1. #101
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  2. #102
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    Quote Originally Posted by Sorbon View Post
    Ima li dje u crnoj gori da se kupi mangan ?
    Kakav mangan ti treba, u obliku jedinjenja ili čisti metalni.

    Ako ti treba u obliku jedinjenja (na primjer hipermangan) onda u svakoj apoteci. S druge strane čisti metal je nešto teže naći i morati ćeš ga naručiti sa nekog websitea koji prodaje hemikalije.

    S druge strane mangan nije previše otrovan metal (otrovan je otprilike kao bakar ili nikal) i sumljam da bi ti trebala ikakva dozvola za nabavku iz inostranstva, međutim nije na odmet da se informišeš u ministarstvu oko toga da li postoji kakava procedura sa nabavkom tog metala.

    Kod nas ja ne znam dali iko prodaje metalni mangan ali mnoge laboratorije ga koriste u analizi i za eksperimente stoga najbolje je da provijeriš negdje na univerzitetu ili u nekoj analitičkoj laboratoriji, kako ga oni nabavljaju.

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    Kako se na naški prevodi ovaj Sodium Polyakrylate? Ima li đe to kod nas da se kupi i jel skupo? Da li se čovjek u opšte treba "zajebavati" sa tim stvarima? Ja bih samo uživo da vidim kako se pravi onaj snijeg i da dotaknem tu dobijenu smjesu, bačam sa terase po $everu, što god.. i one upijajuće kugle su mi vrh stvar
    MONTENEGRO 🇲🇪
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  9. #109
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    Quote Originally Posted by ssaajjkkoo View Post
    Kako se na naški prevodi ovaj Sodium Polyakrylate? Ima li đe to kod nas da se kupi i jel skupo? Da li se čovjek u opšte treba "zajebavati" sa tim stvarima? Ja bih samo uživo da vidim kako se pravi onaj snijeg i da dotaknem tu dobijenu smjesu, bačam sa terase po $everu, što god.. i one upijajuće kugle su mi vrh stvar

    Hidroskopna so, ono što dolazi u kesice unutar kutija elektronskih aparata. Natrijum Poliakrilat. Mislim da se može nabaviti po nekim stovarištima građevinske opreme.

  10. #110
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  12. #112
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  15. #115
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    Aaaaaaaaaaaa, @funestis!



    I am so post-rock I shit sad birds.


  18. #118
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    istrajan budi.

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    istrajan budi.

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    Ima nešto skuplje od zlata a bukvalno je 99% vazduh.



    Nothing travels faster than the speed of light with the possible exception of bad news, which obeys its own special laws..
    No pasaran!

  22. #122
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    Suvi led je čvrsti oblik ugljen - dioksida. Zove se "suvi led" jer je zamrznut,ali se nikada ne topi u tečnosti pri uobičajenom pritisku.Sublimira ili vrši prelaz direktno iz čvrstog oblika u gas.

    I zato je tako zabavan i romantičan za niz eksperimenata iako mu je temperatura -79 celzijusa.Kakvu atmosferu može samo da napravi..



    Nothing travels faster than the speed of light with the possible exception of bad news, which obeys its own special laws..
    No pasaran!

  23. #123
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    I sad ono genijalno, a tiče se primjene kod recimo koktela i partija.

    Jedna napomena s njim stvarno treba paziti jer je dovoljan podatak temperatura koja stvara promrzlotine ali ko zna da radi sa suvim ledom može čuda da čini.

    Evo jedan video za koktele.



    Ovaj je bio recimo baš detaljan.



    I na kraju,mašine za "oblake" su preskupe ali mogu da se naprave u kućnoj varijanti.





    Nothing travels faster than the speed of light with the possible exception of bad news, which obeys its own special laws..
    No pasaran!

  24. #124
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    Još jedan zanimljiv izvor ogleda - ferofluid.

    Ukratko.



    Od NASA programa..do svuda prisutan..



    I kako to sve može da bude dobra zabava.









    Nothing travels faster than the speed of light with the possible exception of bad news, which obeys its own special laws..
    No pasaran!

  25. #125
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    Što će reći ne postoji magija..Dobar video za objašnjenje kod promjene boje kod različitih reakcija.



    Nothing travels faster than the speed of light with the possible exception of bad news, which obeys its own special laws..
    No pasaran!

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