\(a,M_A=29.2,07\approx 60(g/mol)\\ b,n_X=n_{O_2}=\dfrac{1,76}{32}=0,055(mol)\\ \Rightarrow M_X=\dfrac{3,3}{0,055}=60(g/mol)\)
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\(a,M_A=29.2,07\approx 60(g/mol)\\ b,n_X=n_{O_2}=\dfrac{1,76}{32}=0,055(mol)\\ \Rightarrow M_X=\dfrac{3,3}{0,055}=60(g/mol)\)