Consider the following equation for an electrochemical cell reaction. Which of the following changes in condition will increase the cell voltage ? `H_(2)(g)+PbCl_(2)(s)toPb(s)+2HCl(aq)` (I) addition of concentrated `HClO_(4)` in the cell solution `{:(,(II),"Increase the pressure of "H_(2)(g),(III),"increase the amount of " Pb(s)):}`
A
III
B
I and II
C
II and III
D
II
Text Solution
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The correct Answer is:
D
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