Multiple Choice
The standard cell potential (E°) of a voltaic cell constructed using the cell reaction below is 0.76 V:![The standard cell potential (E°) of a voltaic cell constructed using the cell reaction below is 0.76 V: With P<sub>H</sub><sub>2 </sub>= 1.0 atm and [Zn<sup>2</sup><sup>+</sup>] = 1.0 M, the cell potential is 0.66 V. The concentration of H<sup>+ </sup>in the Cathode compartment is _ M. A) 4.2 × 10<sup>-</sup><sup> </sup><sup>4</sup> B) 1.0 × 10<sup>- </sup><sup>12</sup> C) 4.9 × 10<sup>1</sup> D) 2.0 × 10<sup>-</sup><sup> </sup><sup>2</sup> E) 1.4 × 10<sup>-</sup><sup> </sup><sup>1</sup>](https://d2lvgg3v3hfg70.cloudfront.net/TB1819/11ead62c_1f1e_35f4_ac95_0934b47cea8a_TB1819_00.jpg)
With PH2 = 1.0 atm and [Zn2+] = 1.0 M, the cell potential is 0.66 V. The concentration of H+ in the
Cathode compartment is _ M.
A) 4.2 × 10- 4
B) 1.0 × 10- 12
C) 4.9 × 101
D) 2.0 × 10- 2
E) 1.4 × 10- 1
Correct Answer:
Verified
Correct Answer:
Verified
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