$\% N =\frac{1.4(2.5 \times 2 \times 2)}{0.25}=56$
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$S{O_2} + \frac{1}{2}{O_2} \to S{O_3}$
$2 Fe ^{2+}+ H _{2} O _{2} \rightarrow x A + y B$
(in basic medium)
$2 MnO _{4}^{-}+6 H ^{+}+5 H _{2} O _{2} \rightarrow x ^{\prime} C + y ^{\prime} D + z ^{\prime} E$
(in acidic medium)
The sum of the stoichiometric coefficients $x , y , x ^{\prime}, y ^{\prime}$ and $z ^{\prime}$ for products $A , B , C , D$ and $E ,$ respectively, is............
$Pt ( s )\left| H _{2}( g )\right| H ^{+}( aq ) \| Ag ^{+}( aq ) \mid Ag ( s )$
$E _{\text {Cell }}^{0}=+0.5332 V$.
The value of $\Delta_{ f } G ^{0}$ is $kJ \,mol ^{-1} \cdot$ (in nearest integer)
