Kemija - 2023. jesen, 21.

A. $v=-\frac{1}{2}\frac{\mathrm{\Delta }c(\mathrm{C})}{\mathrm{\Delta }t}v=-\backslash frac\{1\}\{2\}\; \backslash frac\{\backslash Delta\; c(\backslash mathrm\{C\})\}\{\backslash Delta\; t\}$

B. $v=\frac{1}{2}\frac{\mathrm{\Delta }c(\mathrm{C})}{\mathrm{\Delta }t}v=\backslash frac\{1\}\{2\}\; \backslash frac\{\backslash Delta\; c(\backslash mathrm\{C\})\}\{\backslash Delta\; t\}$

C. $v=\frac{2\cdot \mathrm{\Delta }c(\mathrm{C})}{\mathrm{\Delta }t}v=\backslash frac\{2\; \backslash cdot\; \backslash Delta\; c(\backslash mathrm\{C\})\}\{\backslash Delta\; t\}$

D. $v=\frac{\mathrm{\Delta }c(\mathrm{C})}{\mathrm{\Delta }t}v=\backslash frac\{\backslash Delta\; c(\backslash mathrm\{C\})\}\{\backslash Delta\; t\}$