ChemistryFor the following cell; Cu(s)|Cu2+(C1M)||Cu2+(C2M)|Cu(s) change in Gibbs energy (∆S) is negative if:

For the following cell; Cu(s)|Cu2+(C1M)||Cu2+(C2M)|Cu(s) change in Gibbs energy (S) is negative if:

  1. A

    C2=C1/2

  2. B

    C1=2C2

  3. C

    C1=C2

  4. D

    C2=2C1

    Fill Out the Form for Expert Academic Guidance!l



    +91



    Live ClassesBooksTest SeriesSelf Learning



    Verify OTP Code (required)

    I agree to the terms and conditions and privacy policy.

    Solution:

     Anode: Cu(s)Cu2+C1+2eCathode: Cu2+C2+2eCuCell reaction:  Cu2+C2Cu2+C1

    From thermodynamics,

     ΔG=nFEcell 

    For the overall reaction to be spontaneous, ΔG has to be negative so Ecell must be positive.

    Ecell=E0.0592logC1C2 If C1C2<1, then Ecell>0 C2>C1

    Chat on WhatsApp Call Infinity Learn

      Talk to our academic expert!



      +91


      Live ClassesBooksTest SeriesSelf Learning




      Verify OTP Code (required)

      I agree to the terms and conditions and privacy policy.