Problem: Which of the following is NOT true of a standard hydrogen electrodeI. It cannot be part of a voltaic cell since its potential is zero.II. It contains a solution with a concentration of [H +] = 1 MIII. It contains H2 gas at a pressure of 1 atm.A. only IB. only IIIC. I and IIID. only IIE. all the statements are trueF. I, II, and III

FREE Expert Solution

We’re being asked to determine whether HI can dissolve the given metal sample, write a balanced reaction, and the volume of 3.5 M HI required to completely dissolve the sample.

Recall the reaction for a S.H.E.:    2 H+(aq) + 2 e- → H2(g)

Properties of a Standard Hydrogen Electrode (S. H. E.)

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Problem Details

Which of the following is NOT true of a standard hydrogen electrode

I. It cannot be part of a voltaic cell since its potential is zero.

II. It contains a solution with a concentration of [H +] = 1 M

III. It contains H2 gas at a pressure of 1 atm.

A. only I

B. only III

C. I and III

D. only II

E. all the statements are true

F. I, II, and III

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