1.

Lead is formed from its ore by the following reactions: 2PbS(s)+3O2(g)→2PbO(s)+2SO2(g) (Yield = 40 %)PbO(s)+C(s)→Pb(s)+CO(g) (Yield = 80 %)If 550 kg of PbS was initially taken, find the amount of Pb in kg formed.(Molar mass of Pb=207 g/mol)

Answer»

Lead is formed from its ore by the following reactions: 2PbS(s)+3O2(g)2PbO(s)+2SO2(g) (Yield = 40 %)

PbO(s)+C(s)Pb(s)+CO(g) (Yield = 80 %)

If 550 kg of PbS was initially taken, find the amount of Pb in kg formed.

(Molar mass of Pb=207 g/mol)



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