[Given: `E_(Zn^(2+)|Zn)^(@)=-.0.76V K_(f)[Cu(NH_(3))_(4)]^(+2)=4xx10^(11)` `E_(Cu^(2+)|Cu)^(@)=0.34V` The emf of cell at 200K is

[Given:
`E_(Zn^(2+)|Zn)^(@)=-.0.76V K_(f)[Cu(NH_(3))_(4)]^(+2)=4xx10^(11)`
`E_(Cu^(2+)|Cu)^(@)=0.34V`
The emf of cell at 200K is: [Given: `(2.303xxR)/(F)=2xx10^(-4)` and assume that `E^(@)` values are independent of temperature.]
A. 1.7V
B. 1.08V
C. 1.09V
D. 1.10V

[Given: `E_(Zn^(2+)|Zn)^(@)=-.0.76V K_(f)[Cu(NH_(3))_(4)]^(+2)=4xx10^(11)` `E_(Cu^(2+)|Cu)^(@)=0.34V` The emf of cell at 200K is: [Given: `(2.303xxR)/

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