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Electro chem, basic concept problem

  1. Jun 3, 2009 #1
    hey guys ive got another problem, any conceptual help and help would the questions would be greatfully apprectiated. thanks

    1. The problem statement, all variables and given/known data

    From a consideration of the data below determine which of the given species will oxidize Fe to Fe2+:
    Data
    Fe2+ + 2e- --> Fe; E° = -0.44 V
    Zn2+ + 2e- --> Zn; E° = -0.76 V
    Al3+ + 3e- --> Al: E° = -1.67 V
    Mg2+ + 2e- --> Mg; E° = -2.28 V
    Cu2+ + 2e- --> Cu; E° = +0.34 V

    a. Zn2+

    b. Al3+

    c. Mg2+

    d. Cu2+

    e. none of these



    [
     
  2. jcsd
  3. Dec 7, 2016 #2

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    d.) Arrange the values on a number line.
     
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