Kemija - 2022./23. probna - 17.

A. $\bar{v}=-\frac{\mathrm{\Delta }c\left({\mathrm{F}\mathrm{e}\mathrm{C}\mathrm{l}}_2\right)}{6\mathrm{\Delta }t}\backslash bar\{v\}=-\backslash frac\{\backslash Delta\; c\backslash left(\backslash mathrm\{FeCl\}\_\{2\}\backslash right)\}\{6\; \backslash Delta\; t\}$

B. $\bar{v}=-\frac{\mathrm{\Delta }c\left({\mathrm{F}\mathrm{e}\mathrm{C}\mathrm{l}}_3\right)}{6\mathrm{\Delta }t}\backslash bar\{v\}=-\backslash frac\{\backslash Delta\; c\backslash left(\backslash mathrm\{FeCl\}\_\{3\}\backslash right)\}\{6\; \backslash Delta\; t\}$

c. $\bar{v}=\frac{\mathrm{\Delta }c\left({\mathrm{F}\mathrm{e}\mathrm{C}\mathrm{l}}_2\right)}{\mathrm{\Delta }t}\backslash bar\{v\}=\backslash frac\{\backslash Delta\; c\backslash left(\backslash mathrm\{FeCl\}\_\{2\}\backslash right)\}\{\backslash Delta\; t\}$

D. $\bar{v}=\frac{\mathrm{\Delta }c\left({\mathrm{F}\mathrm{e}\mathrm{C}\mathrm{l}}_3\right)}{\mathrm{\Delta }t}\backslash bar\{v\}=\backslash frac\{\backslash Delta\; c\backslash left(\backslash mathrm\{FeCl\}\_\{3\}\backslash right)\}\{\backslash Delta\; t\}$