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Lariani's Profile
Star Rating: [2 
]
Member Since: May 22, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
]
Member Since: May 22, 2014
Total # Questions Provided: 1
Total # Answers Provided: 0
mai
22
2014
Cálculo estequiométrico de química
15g de FeS2 com 80% de pureza, submete-se a seguinte reação: 4FeS2 + 11O2 ® 2Fe2O3 + 8SO2. Calcule: a) o volume de O2 necessário nas CNTP b) o volume de SO2 obtido na CNTP c) a massa de Fe2O3 obtida. Preciso...
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