\(n_{HCl}=\dfrac{150.7,3\%}{36,5}=0,3\left(mol\right)\\ 2Al+6HCl\rightarrow2AlCl_3+3H_2\uparrow\\ a,n_{Al}=n_{AlCl_3}=\dfrac{2}{6}.0,3=0,1\left(mol\right)\\ \Rightarrow m_{Al}=0,1.27=2,7\left(g\right)\\ b,m_{AlCl_3}=0,1.133,5=13,35\left(g\right)\\ c,n_{H_2}=\dfrac{3}{6}.0,3=0,15\left(mol\right)\\ \Rightarrow V_{H_2\left(đktc\right)}=0,15.22,4=3,36\left(l\right)\)
nHCl=150.7,3%36,5=0,3(mol)2Al+6HCl→2AlCl3+3H2↑a,nAl=nAlCl3=26.0,3=0,1(mol)⇒mAl=0,1.27=2,7(g)b,mAlCl3=0,1.133,5=13,35(g)c,nH2=