Em tham khảo nha:
\(\begin{array}{l}
A:Ca{(OH)_2}\\
C{O_2} + Ca{(OH)_2} \to CaC{O_3} + {H_2}O\\
B:HCl\\
CaC{O_3} + 2HCl \to CaC{l_2} + C{O_2} + {H_2}O\\
C:NaOH\\
C{O_2} + 2NaOH \to N{a_2}C{O_3} + {H_2}O\\
D:{H_2}S{O_4}\\
N{a_2}C{O_3} + {H_2}S{O_4} \to N{a_2}S{O_4} + C{O_2} + {H_2}O\\
E:CaC{l_2}\\
N{a_2}C{O_3} + CaC{l_2} \to CaC{O_3} + 2NaCl
\end{array}\)