Kemija - 2023. jesen, 25.

A. $\mathrm{A}+\mathrm{B} \rightleftharpoons \mathrm{C}+\mathrm{D}$

B. $\mathrm{C}+\mathrm{D} \rightleftharpoons \mathrm{A}+\mathrm{B}$

C. $2\mathrm{A}+4\mathrm{B}\rightleftharpoons 3\mathrm{C}+2\mathrm{D}2\; \backslash mathrm\{~A\}+4\; \backslash mathrm\{~B\}\; \backslash rightleftharpoons\; 3\; \backslash mathrm\{~C\}+2\; \backslash mathrm\{~D\}$

D. $3 \mathrm{~C}+2 \mathrm{~D} \rightleftharpoons 2 \mathrm{~A}+4 \mathrm{~B}$