Em tham khảo nha:
\(\begin{array}{l}
6)\,A\\
1)\\
2C{H_3}COOH + {K_2}C{O_3} \to 2C{H_3}COOK + C{O_2} + {H_2}O\\
6C{H_3}COOH + F{e_2}{O_3} \to 2{(C{H_3}COO)_3}Fe + 3{H_2}O\\
C{H_3}COOH + {C_2}{H_5}OH \to C{H_3}COO{C_2}{H_5} + {H_2}O\\
2C{H_3}COOH + Mg \to {(C{H_3}COO)_2}Mg + {H_2}\\
2)\\
\text{ chất béo }+ 3{H_2}O \to {C_3}{H_5}{(OH)_3} + \text{ các axit béo } \\
\text{ chất béo } + 3KOH \to {C_3}{H_5}{(OH)_3} + \text{ các muối axit béo }
\end{array}\)
