question_answer

The EMF of the following concentration cell at \[30{}^\circ C\]in V is ______.

\[{{H}_{2}}(g)\] \[(1\,atm)\]

\[C{{H}_{3}}COONa\]\[({{10}^{-2}}M)\]\[p{{K}_{a}}\] of \[C{{H}_{3}}COOH=\]\[4.74\]

\[N{{H}_{4}}N{{O}_{3}}\]\[(0.2M)\]\[p{{K}_{a}}\]of \[N{{H}_{4}}OH=\]\[4.74\]

\[{{H}_{2}}(g)\] \[(1\,\,atm)\]

\[Pt\]

(Take value of \[2.303\frac{RT}{F}=0.06\])

Answer:

0.2