Em tham khảo nha:
\(\begin{array}{l}
a)\,{P_2}{O_5} + 3{H_2}O \to 2{H_3}P{O_4}\\
b)\,2Fe{(OH)_3} \xrightarrow{t^0} F{e_2}{O_3} + 3{H_2}O\\
c)\,2CO + {O_2} \xrightarrow{t^0} 2C{O_2}\\
d)\,{C_3}{H_8} + 5{O_2} \xrightarrow{t^0} 3C{O_2} + 4{H_2}O\\
e)\,2KN{O_3} \xrightarrow{t^0} 2KN{O_2} + {O_2}
\end{array}\)