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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 de ajuda para fazer meu trabalho de química para o curso de farmácia, procurei em outros sites e não achei, preciso dessa questão feita que irá me ajudar na faculdade
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