CBSE Class 12-science Answered
At what pH of HCL solution will hydrogen gas electrode show electrode potential of -0.118V?
Asked by Ujjwal Kumar | 21 Sep, 2010, 02:28: PM
Expert Answer
H+ + e-.................> 1/2H2
E H+/H2=Eo H+/H2 - (.0591/1) log(1/H+)
E H+/H2=0+.0591log(H+)
.118= - .0591 pH
and pH=2
Answered by | 21 Sep, 2010, 11:23: PM
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