- Đốt cháy A cũng là đốt cháy C4H10.
Ta có: \(n_{C_4H_{10}}=\dfrac{24,79}{24,79}=1\left(mol\right)\)
PT: \(2C_4H_{10}+13O_2\underrightarrow{t^o}8CO_2+10H_2O\)
Theo PT: \(n_{O_2}=\dfrac{13}{2}n_{C_4H_{10}}=6,5\left(mol\right)\)
\(\Rightarrow V_{O_2}=6,5.22,4=145,6\left(l\right)\)