Joauml

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  • Joined:11-Aug-08
  • Last Login: 3 years ago
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Raios Em Um Tubo De Ensaio

Added 11-Aug-08
Rated 3.04 | 621 Views | 0 Comments
Nesse experimento, adicionamos H2SO4(ácido sulfúrico) a um tubo de ensaio, cuidadosamente deposita-se uma camada de alcool(ethanol) acima do ácido, en...
Submitted by: Joauml
01:15

Redução Do Fe2O3

Added 11-Aug-08
Rated 2.20 | 151 Views | 0 Comments
Redução do Fe2O3, processo utilizado nas industrias para obter ferro. 2Fe2O3 + 3C = 3CO2 + 4Fe Making iron
Submitted by: Joauml
02:00

Perchloric Acid and Cu (HClO4...

Added 11-Aug-08
Rated 1.00 | 744 Views | 0 Comments
Demonstração de Ácido Perclórico(HClO4) corroendo o Cobre(Cu)e do calor liberado pela reação fazendo com que ela proceda mais rap
Submitted by: Joauml
00:55

Vulcão Dicromato De Amonio/...

Added 11-Aug-08
Rated 3.86 | 4,061 Views | 0 Comments
a volcano made by ammonium dichromate Vulcão feito com dicromato de amonio
Submitted by: Joauml
01:04

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