The hydrogen electrode is dipped in a solution of pH=3 at `25^@`C. What is the potential of the electrode?

The hydrogen electrode is dipped in a solution of pH 3 at 25^@C . The potential of the cell would be (2.303 RT//F = 0.059V) :

What is the potential of standard hydrogen electrode.

What are electrodes ?

What is meant by oxidation potential of an electrode?

A zinc electrode is placed in 0.1M solution of ZnSO_(4) at 25^(@)C . Assuming salt is dissociated to the extent of 20% at this dilution. The potential of this electrode at this temperature is : (E_(Zn^(2+)|Zn)^(@)=-0.76V) a. 0.79V" ".b. -0.79V" "c. -0.81V." "d. 0.81V

Hydrogen ion concentration in mol/L in a solution of pH = 5.4 will be :