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Kobber og Dibrom

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450 point

Uddannelse
HF 1. år

Fag
Kemi

Karakter
Ingen givet

Antal ord
1500

Filformat
PDF

Journal: Kobber og Dibrom

1.0 Indledning......................................................................................................................................3
1.1 Teori..........................................................................................................................................3
2.0 Eksperimentet................................................................................................................................4
2.0.1 Apperaturliste....................................................................................................................4
2.0.2 Kemikalieliste...................................................................................................................4
2.0.3 Sikkerhedsforanstaltninger.................................................................................................4
2.1 Reaktionen mellem kobber og bromvand (moder-opløsning)........................................................5
2.1.1 Tildrypning af AgNO3(aq) til 'moder-opløsningen' ........................................................5
(påvisning af bromid!).......................................................................................................5
2.1.2 Tildrypning af AgNO3(aq) til NaBr(aq) .......................................................................5
(påvisning af bromid!).......................................................................................................5
2.1.3 Tildrypning af NH3(aq) til 'moder-opløsningen' .............................................................6
(påvisning af cupri/Cu2+-ioner!).......................................................................................6
2.1.4 Tildrypning af NH3(aq) til CuSO4(aq) ..........................................................................6
(påvisning af cupri/Cu2+-ioner!).......................................................................................6
3.0 Fejlkilder........................................................................................................................................7
4.0 Konklusion....................................................................................................................................8

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Brugernes bedømmelser af: Kobber og Dibrom

, 13-06-2010.

En fint opgave, god inspiration, men, :-)

, 07-02-2011.

VERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOODVERY GOOD VERY GOOD

, 13-10-2011.

Pisse god opgave, du bliver forkser en dag

Skrevet af: 2.g'er på STX

, 06-05-2011.

Rigtig god opgave, kunne bruges til mange ting!

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