$2VO + 3Fe_2O_3 → 6FeO + V_2O_5 (V = 51, Fe = 56)$
મોલ \(\frac{{{\rm{6}}{\rm{.7}}}}{{{\rm{67}}}}\,\,\,\,\,\,\,\,\,\,\,\frac{{48}}{{160}}\)
મર્યાદિત \(\frac{{{\rm{6}}{\rm{.7}}}}{{{\rm{67}} \times {\rm{2}}}}\,\,\,\,\,\,\frac{{4.8}}{{160 \times 3}}\)
\(0.05\,\,\,\,\,\,\,\,\,\,0.01\)
\(FeO\) ના મોલ \( = \,\,{\rm{2}} \times \frac{{{\rm{4}}{\rm{.8}}}}{{{\rm{160}}}};\,\)
\(FeO\) નું વજન \( = \frac{{{\rm{2}} \times {\rm{4}}{\rm{.8}}}}{{{\rm{160}}}} \times 72 = 4.32\,g\)
(આપેલ : મોલર દળ $\mathrm{g} \mathrm{mol}^{-1}$ છે. ઈથાઈલ આલ્કોહોલ : $46$, પાણી : $18$)