ta có ankin: CnH2n-2
nM=\(\dfrac{4,48}{22,4}=0,2mol\)
sản phẩm là :CO2 (a mol) , H2O (b) mol
=>\(\left\{{}\begin{matrix}a-b=0,2\\44a+18b=23,68\end{matrix}\right.\)
\(\left\{{}\begin{matrix}a=0,44\\b=0,24\end{matrix}\right.\)
=>C=\(\dfrac{0,44}{0,24}\)=2,2
=>CTHH :C2H2, C3H4