\(a/2Al+6HCl\xrightarrow[]{}2AlCl_3+3H_2\\ b/n_{Al}=\dfrac{5,4}{27}=0,2\left(mol\right)\\ n_{AlCl_3}=n_{Al}=0,2mol\\ m_{AlCl_3}=0,2.133,5=26,7\left(g\right)\\ c/higro\Rightarrow hydrogen\\ n_{H_2}=\dfrac{0,2.3}{2}=0,3\left(mol\right)\\ V_{H_2}=0,3.24,79=7,437\left(l\right)\\ d/n_{HCl}=\dfrac{0,2.6}{2}=0,6\left(mol\right)\\ V_{HCl}=\dfrac{0,6}{2}=0,3\left(l\right)\)