$a,\\d_{SO_2/ H_2}=\dfrac{64}{2}=32\\ b,\\ M_A=M_{kk}.2=29.2=58(g/mol)\\ c,\\ m_X=0,1.32+0,2.17=6,6(g)\\ n_X=0,1+0,2=0,3(mol)\\ \overline{M}_{X}=\dfrac{6,6}{0,3}=22(g/mol)\\ d_{X/H_2}=22:2=11\\ d,\\ Đặt\ \begin{cases}n_{CO}=x(mol)\\n_{CO_2}=y(mol)\end{cases}\Rightarrow \begin{cases}x+y=11,2:22,4=0,5\\ \dfrac{28x+44y}{0,5}=20,4.2=40,8\end{cases} \Rightarrow \begin{cases}x=0,1\\y=0,4\end{cases}\\ \Rightarrow n_{CO}=0,1(mol)\\n_{CO_2}=0,4(mol)$