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Given the equilibrium constant : K(c) ...

Given the equilibrium constant :
`K_(c)` of the reaction : `Cu(s) + 2Ag^(+)(aq) rightarrow Cu^(2+) (Aq) + 2Ag(s)` is `10xx10^(15)`, calculate the `E_(cell)^(@)` of this reaction at 298K . `([2.303 (RT)/(Ft) at 298K = 0.059V])`

A

`0.4736mV`

B

`0.04736mV`

C

`0.04736mV`

D

`0.4736V`

Text Solution

AI Generated Solution

To calculate the standard cell potential \( E_{cell}^\circ \) of the reaction given the equilibrium constant \( K_c \), we can use the Nernst equation. The reaction is: \[ Cu(s) + 2Ag^+(aq) \rightleftharpoons Cu^{2+}(aq) + 2Ag(s) \] ### Step-by-Step Solution: 1. **Identify the Number of Electrons Transferred**: The reaction shows that 2 moles of silver ions \( Ag^+ \) are reduced to 2 moles of silver \( Ag \), while copper \( Cu \) is oxidized from 0 to +2 oxidation state. Therefore, the total number of electrons transferred in the reaction is 2. ...
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Given the equilibrium constant : K_(C) of the reaction: Cu(s) + 2Ag^(+)(aq) to Cu^(2+) + 2Ag(s) is 10xx 10^(15) , calculate the E_("cell")^(ө) of this reaction at 298 K [2.303(RT)/(F) at 298 K = 0.059V]

Calculate the equilibrium constant of the reaction : Cu(s)+2Ag(aq) hArrCu^(2+)(aq) +2Ag(s) E^(c-)._(cell)=0.46V

Knowledge Check

  • The equilibrium constent of the reaction. Cu(s)+2Ag(aq). Leftrightarrow Cu^(2+) (aq.)+2Ag(s) E^(@)=0.46" V at 298 K is"

    A
    `2.0 xx 10^(10)`
    B
    `4.0 xx 10^(10)`
    C
    `4.0 xx 10^(15)`
    D
    `2.4 xx 10^(10)`
  • The equilbrium constant for the reaction : Cu + 2 Ag^(+) (aq) rarr Cu(2+) (aq) +2 Ag, E^@ = 0. 46 V at 299 K is

    A
    ` 2.0 xx 10^(10)`
    B
    ` 3.9 xx 10^(15)`
    C
    ` 0.330 V`
    D
    ` 1.212 V`
  • The equilibrium constant (K) for the reaction Cu(s)+2Ag^(+) (aq) rarr Cu^(2+) (aq)+2Ag(s) , will be [Given, E_(cell)^(@)=0.46 V ]

    A
    `K_(c)=` antilog 15.6
    B
    `K_(c)=` antilog 2.5
    C
    `K_(c)=` antilog 1.5
    D
    `K_(c)=` antilog 12.2
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