Which of the half reactions, when coupled, will make a galvanic cell that will produce the largest voltage under standard conditons? P. `Cu^(2+)(aq) + 2e^(-) rightarrow Cu(s)` `E^(@) = +0.34V` Q. `Pb^(2+)(aq) + 2e^(-) rightarrow Pb(s)` `E^(@) = -0.13V` R. `Ag^(+)(aq) + 3e^(-) rightarrow Al(s)` `E^(@) = -1.66V`A. P and QB. P and SC. Q and SD. R and S

Which of the half reactions, when coupled, will make a galvanic cell t

1.	Which of the half reactions, when coupled, will make a galvanic cell that will produce the largest voltage under standard conditons? P. `Cu^(2+)(aq) + 2e^(-) rightarrow Cu(s)` `E^(@) = +0.34V` Q. `Pb^(2+)(aq) + 2e^(-) rightarrow Pb(s)` `E^(@) = -0.13V` R. `Ag^(+)(aq) + 3e^(-) rightarrow Al(s)` `E^(@) = -1.66V`A. P and QB. P and SC. Q and SD. R and S
Answer» Correct Answer - D

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