Sửa đề: 13,4 (l) → 13,44 (l)
Ta có: \(n_{CH_4}=\dfrac{13,44}{22,4}=0,6\left(mol\right)\)
PT: \(CH_4+2O_2\underrightarrow{t^o}CO_2+2H_2O\)
_____0,6___1,2___0,6 (mol)
a, \(V_{O_2}=1,2.22,4=26,88\left(l\right)\)
b, \(V_{CO_2}=0,6.22,4=13,44\left(l\right)\)
c, \(V_{kk}=5V_{O_2}=134,4\left(l\right)\)