By what factor must [h+] be increased to increase the reduction potential of a hydrogen electrode, having fixed pressure of hydrogen gas, by 0.0282 v?
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Explanation:
EH+/H2=E•H+/H2 -0.059/2 *log PH2/H+^2
if H+ incresed by n factor
then. change in E== 0.059/2* logn
log n =change E/0.059
0.282/0.059=0.49
~ log 3
so, n=3
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