a.
\(MA=\frac{mA}{nA}=\frac{mH2S+mSO2}{nH2S+nSO2}=54\)
\(\rightarrow\frac{dA}{H2}=\frac{MA}{Mkk}=\frac{54}{29}\approx1,862\)
b.
\(nB=\frac{4,48}{22,4}=0,2\left(mol\right)\)
\(\rightarrow MB=\frac{mB}{nB}=\frac{14,4}{0,2}=72\)
\(\rightarrow\frac{dA}{B}=\frac{MA}{MB}=\frac{54}{72}\approx0,75\)