n=\(\dfrac{m}{M}\)
nS = \(\dfrac{16}{32}\)= 0,5 mol
nAl = \(\dfrac{5,4}{27}\)= 0,2 mol
nFe3O4 = \(\dfrac{6,96}{232}\)= 0,03 mol
nCO2 = \(\dfrac{4,4}{44}\)= 0,1 mol
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