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Electrolytic Cell

The electrode...

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The electrode potential of hydrogen electrode is when hydronium ion concentration is 10 raise to power -5 M (pH=1 ATM)

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Q. A cell contains two hydrogen electrode. The negative electrode is in contact with a solution of

10^{- 6} M

hydrogen ions. The emf of the cell is

0.118

25^{\circ} C

. Calculate the concentration of hydrogen ions at the positive electrode.

Q. The potential of hydrogen electrode at

25^{o} C

(P_{H_{2}} = 1

atm, concentration of

H^{+} = 0.1 M)

Electrode potential of hydrogen electrode is18mV then concentration of H+ is

Q. The oxidation potential of a hydrogen electrode at

p H = 10

P_{H_{2}}

Q. The standard electrode potential of

C u^{2 +} / C u

+ 0.34 V

. At what concentration of

C u^{2 +}

ions will this electrode potential be zero?

Take:

A n t i l o g (- 11.52) = 3 \times 10^{- 12}

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