Em tham khảo nha:
\(\begin{array}{l}
CaC{O_3} + 2HCl \to CaC{l_2} + C{O_2} + {H_2}O\\
N{a_2}C{O_3} + 2HN{O_3} \to 2NaN{O_3} + C{O_2} + {H_2}O\\
BaC{l_2} + {H_2}S{O_4} \to BaS{O_4} + 2HCl\\
AgN{O_3} + HCl \to AgCl + HN{O_3}\\
{H_2}S + CuS{O_4} \to CuS + {H_2}S{O_4}\\
{H_2}S{O_4} + Ba{(N{O_3})_2} \to 2HN{O_3} + BaS{O_4}\\
{H_2}S{O_4} + Ba{(OH)_2} \to BaS{O_4} + 2{H_2}O\\
HCl + KOH \to KCl + {H_2}O\\
KOH + HN{O_3} \to KN{O_3} + {H_2}O\\
{H_3}P{O_4} + 3NaOH \to N{a_3}P{O_4} + 3{H_2}O\\
2NaOH + {H_2}S{O_4} \to N{a_2}S{O_4} + 2{H_2}O\\
{H_2}S + 2NaOH \to N{a_2}S + 2{H_2}O
\end{array}\)