below Ba2+ + 2e --- Ba(s) E° = - 2.91 v Mg2+ + 2e --- Mg(s) E° = -2.38 v Fe2+ ​​+ 2e --- Fe(s) E° = -0.44 v 2 H+ + 2e --- H2(g) E° = 0.00 v Cu2+ + 2e --- Cu(s) E° = + 0.34 v l a) With these metals (in contact with their 1 M solutions) propose the cell that would develop the highest potential b) What would be the cathode in the battery proposed by you? c) From which of these electrodes do electrons leave to reach the other?

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The values ​​of the standard reduction potentials of different metals are given below

Ba2+ + 2e --- Ba(s) E° = - 2.91 v

Mg2+ + 2e --- Mg(s) E° = -2.38 v

Fe2+ ​​+ 2e --- Fe(s) E° = -0.44 v

2 H+ + 2e --- H2(g) E° = 0.00 v

Cu2+ + 2e --- Cu(s) E° = + 0.34 v l

a) With these metals (in contact with their 1 M solutions) propose the cell that would develop the highest potential
b) What would be the cathode in the battery proposed by you?
c) From which of these electrodes do electrons leave to reach the other?

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