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Al^(3+)(aq) + 3e^(-) rightarrow Al(s) E^...

`Al^(3+)(aq) + 3e^(-) rightarrow Al(s)` `E^(@) = -1.66V`
`Cu^(2+)(aq) + 2e^(-) rightarrow Cu(s)` `E^(@) = +0.34V`
What voltage is produced under standard conditions by combining the half-reactions witih these standard Electrode Potential?

A

1.32V

B

2.00V

C

2.30V

D

4.34V

Text Solution

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The correct Answer is:
B
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Ag^(+)(aq)+e^(-)rarrAg(s) E^(@)=0.80V Cu^(2+)(aq)+2e^(-)rarrCu(s) E^(@)=0.34V Which expression gives the voltage for this cell if [Cu^(2+)]=1.00M and [Ag^(+)]=0.010M ?

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