Kemija - 2018. ljeto, 18.

${\mathrm{H}}_2\mathrm{O}(\mathrm{\ell })\to {\mathrm{H}}_2\mathrm{O}(\mathrm{g})\backslash mathrm\{H\}\_\{2\}\; \backslash mathrm\{O\}(\backslash ell)\; \backslash rightarrow\; \backslash mathrm\{H\}\_\{2\}\; \backslash mathrm\{O\}(\backslash mathrm\{g\})$

${\mathrm{H}}_2\mathrm{O}(\mathrm{\ell })\to {\mathrm{H}}_2\mathrm{O}(\mathrm{s})\backslash mathrm\{H\}\_\{2\}\; \backslash mathrm\{O\}(\backslash ell)\; \backslash rightarrow\; \backslash mathrm\{H\}\_\{2\}\; \backslash mathrm\{O\}(\backslash mathrm\{s\})$

${\mathrm{I}}_2(\mathrm{s})\to {\mathrm{I}}_2(\mathrm{g})\backslash mathrm\{I\}\_\{2\}(\backslash mathrm\{s\})\; \backslash rightarrow\; \backslash mathrm\{I\}\_\{2\}(\backslash mathrm\{g\})$

${\mathrm{O}}_2(\mathrm{a}\mathrm{q})\to {\mathrm{O}}_2(\mathrm{g})\backslash mathrm\{O\}\_\{2\}(\backslash mathrm\{aq\})\; \backslash rightarrow\; \backslash mathrm\{O\}\_\{2\}(\backslash mathrm\{g\})$