a) 4FeS 2 +110 2 2Fe 2 O 3 +8SO 2 If 60g pyrites are roasted, calculate i) Volume of oxygen consumed at STP ii) Weight of ferric oxide formed iii) Weight of sulphurdioxide evolved during this process (FeS 2 =120; FeO 3 =160)

a) 4FeS 2 +110 2 2Fe 2 O 3 +8SO 2 If 60g pyrites are roasted, calculat

1.	a) 4FeS 2 +110 2 2Fe 2 O 3 +8SO 2 If 60g pyrites are roasted, calculate i) Volume of oxygen consumed at STP ii) Weight of ferric oxide formed iii) Weight of sulphurdioxide evolved during this process (FeS 2 =120; FeO 3 =160)
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