$2AgCl(s) + H_2(g) \rightarrow 2Ag(s) + 2H^{+} + 2Cl^{-}$ એ $G^o$ કેટલો થશે?
$2AgC{l_{(s)\,}} + \,\,{H_{2(g)}}\, \to \,2A{g_{(s)}}\, + \,\,2{H^ + }\, + \,\,2C{l^ - }$
$\Delta {G^ \circ }\, = \,\,2\,\, \times \,\, - 21.52\,Kj\,\,\,\, = \,\, - \,\,43.04\,\,KJ\,$
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નીચે આપેલા ક્યા ગેલ્વેનિક કોષમાં થાય છે ?
(આપેલ: $ E^oCr^{+3}| Cr = -0.75 \,V$ $E^o Fe^{+2} | Fe = - 0.45\, V)$
આપેલ $: \frac{2.303 RT }{ F }=0.06 V$
$Pd _{( aq )}^{2+}+2 e ^{-} \rightleftharpoons Pd ( s ) \quad E ^{\circ}=0.83\,V$
$PdCl _4^{2-}( aq )+2 e ^{-} \rightleftharpoons Pd ( s )+4 Cl ^{-}( aq )$
$E ^{\circ}=0.65\,V$
$Cr_{(s)} | Cr^{3+}_{(0.1\,M)} | | Fe^{2+}_{(0.01\,M)} | Fe;$
$E^0_{{cr}^{3+} |Cr} = -0.72 \,V,$ $ E^{0}_{{Fe}^{2+}{| Fe}}$ $= -0.42 \,V$