Question

mỗi câu thôi mà

cân bằng

Answer 1

\(C_nH_{2n+2}+\dfrac{3n-1}{2}O_2\underrightarrow{^{to}}nCO_2+\left(n+1\right)H_2O\)

Answer 2

\(2C_nH_{2n+2}+\left(3n+1\right)O_2\rightarrow2nCO_2+2\left(n+1\right)H_2O\)