\(n_{SO_2}=\dfrac{V}{22,4}=\dfrac{6,72}{22,4}=3\left(mol\right)\)
\(n_{O2}=\dfrac{V}{22,4}=\dfrac{6,72}{22,4}=3\left(mol\right)\)
PTPU: \(2SO_2+O2-V2O5\rightarrow2SO_3\)
Theo pt: 2(mol)---1(mol)----------------2(mol)
Theo br: 0,3(mol)-0,3(mol)
sô mol pu:0,3(mol)-0,15(mol)
Sau pu: 0----------0,15(mol)------------0,3mol(mol)
a, Vậy sau pư chất O2 dư 0,15(mol)
\(V_d=n_d.22,4=0,15.22,4=3,36\left(l\right)\)
b,
c,
h tự tính đc r đó