\(n_{Fe}=\dfrac{5,6}{56}=0,1\left(mol\right);n_{HCl}=0,1.1=0,1\left(mol\right)\)
PTHH: Fe + 2HCl --> FeCl2 + H2
Xét tỉ lệ: \(\dfrac{0,1}{1}>\dfrac{0,1}{2}\) => HCl hết, Fe dư
PTHH: Fe + 2HCl --> FeCl2 + H2
___________0,1-------------->0,05_____(mol)
=> VH2 = 0,05.22,4 = 1,12(l)