Kemija - 2023. ljeto, 8.

A. $\mathrm{H}\mathrm{B}\mathrm{r}\backslash mathrm\{HBr\}$ i ${\mathrm{B}\mathrm{r}}^{-}\backslash mathrm\{Br\}^\{-\}$

B. ${\mathrm{N}\mathrm{H}}_3\mathrm{i}{\mathrm{B}\mathrm{r}}^{-}\backslash mathrm\{NH\}\_\{3\}\; \backslash mathrm\{~i\}\; \backslash mathrm\{~Br\}^\{-\}$

C. $\mathrm{H}\mathrm{B}\mathrm{r}\backslash mathrm\{HBr\}$ i ${\mathrm{N}\mathrm{H}}_4{}^{+}\backslash mathrm\{NH\}\_\{4\}\{\; \}^\{+\}$

D. ${\mathrm{N}\mathrm{H}}_3\backslash mathrm\{NH\}\_\{3\}$ i ${\mathrm{N}\mathrm{H}}_4^{+}\backslash mathrm\{NH\}\_\{4\}^\{+\}$