Calculate the standard cell potential in (V) of the cell in which following reaction takes place : Fe2+(aq) + Ag+(aq) $ \to $ Fe3+(aq) + Ag (s) Given that $E_{A{g^ + }/Ag}^o = xV$ $E_{Fe^{2+ }/Fe}^o = yV$ $E_{Fe^{3+ }/Fe}^o = zV$

Question

Calculate the standard cell potential in (V) of the cell in which following reaction takes place :

Fe²⁺(aq) + Ag⁺(aq) $ \to $ Fe³⁺(aq) + Ag (s)

Given that

$E_{A{g^ + }/Ag}^o = xV$

$E_{Fe^{2+ }/Fe}^o = yV$

$E_{Fe^{3+ }/Fe}^o = zV$

x + 2y - 3z