For the cell reaction,

$$\mathrm{Zn}_{(\mathrm{s})}+2 \mathrm{Ag}_{(\mathrm{aq})}^{+} \longrightarrow \mathrm{Zn}_{(\mathrm{aq})}^{+2}+2 \mathrm{Ag}_{(\mathrm{s})}$$

Cell potential is less than $\mathrm{E}_{\text {cell }}^{\circ}$ by 0.0592 V at 298 K when

Calculate the volume of unit cell having atomic radius 141.4 pm forming fcc unit cell.

Which from following mixtures obeys Raoult's law?

In a first order reaction concentration of reactant decreases from 20 milli $\mathrm{mol} \mathrm{dm}^{-3}$ to 8 milli $\mathrm{mol} \mathrm{dm}^{-}$ in 40 minutes, find rate constant of reaction?