The pressure of H2 required to make the potential of H2-electrode zero in pure water at 298 K is

Question

The pressure of H₂ required to make the potential of H₂-electrode zero in pure water at 298 K is

10^$-$10 atm

10^$-$4 atm

10^$-$14 atm

10^$-$12 atm

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