A : Cu
\(n_{SO2}=\frac{2,24}{22,4}=0,1\left(mol\right)\)
\(Cu+2H_2SO_4\rightarrow CuSO_4+SO_2+2H_2O\)
0,1_________________________0,1______________
\(\Rightarrow m_{Cu}=6,4\left(g\right)\)
\(\Rightarrow m_{Mg}+m_{Al}=11,5-6,4=5,1\left(g\right)\)
\(n_{H2}=0,25\left(mol\right)\)
\(Mg+2HCl\rightarrow MgCl_2+H_2\)
a______2a______a________a
\(2Al+6HCl\rightarrow2AlCl_3+3H_2\)
b________3b_____b_________1,5b
\(\left\{{}\begin{matrix}24a+27b=5,1\\a+1,5b=0,25\end{matrix}\right.\Rightarrow\left\{{}\begin{matrix}a=0,1\\b=0,1\end{matrix}\right.\)
\(Ba\left(OH\right)_2+2HCl\rightarrow BaCl_2+2H_2O\)
0,005_____0,01_______0,005_______
\(n_{HCl\left(pư\right)}=2a+3b=0,5\left(mol\right)\)
\(\Rightarrow\Sigma n_{HCl}=0,51\left(mol\right)\)
\(\Rightarrow V_X=0,51\left(l\right)\)
\(X:\left\{{}\begin{matrix}0,1\left(mol\right)MgCl_2\\0,1\left(mol\right)AlCl_3\\0,1\left(mol\right)HCl\end{matrix}\right.\Rightarrow\left\{{}\begin{matrix}CM_{MgCl2}=0,2M\\CM_{AlCl3}=0,2M\\CM_{HCl}=0,2M\end{matrix}\right.\)
\(Y:\left\{{}\begin{matrix}0,1\left(mol\right)MgCl_2\\0,1\left(mol\right)AlCl_3\\0,005\left(mol\right)BaCl_2\end{matrix}\right.\)
\(V_Y=0,51+0,5=0,56\left(l\right)\Rightarrow\left\{{}\begin{matrix}CM_{MgCl2}=0,18M\\CM_{AlCl3}=0,18M\\CM_{BaCl2}=0,009M\end{matrix}\right.\)
