Calculate the standard cell potential given the following standard reduction potentials: Al3++3e−→Al;E∘=−1.66 V Fe2++2e−→Fe;E∘=−0.440 V Express...

Calculate the standard cell potential given the following standard reduction potentials:

Al3++3e−→Al;E∘=−1.66 V
Fe2++2e−→Fe;E∘=−0.440 V

Express your answer to two decimal places and include the appropriate units.

Solutions

Expert Solution

Al3++3e−→Al;E∘=−1.66 V
Fe2++2e−→Fe;E∘=−0.440 V

2Al(s) -------------->2 Al^3+ (aq) + 6e^- E0 = 1.66v

3Fe^2+ (aq) + 6e^- ----------> 3Fe(s) E0 = -0.44v

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2Al(s) + 3Fe^2+ (aq) ----------------> 2Al^3+ (aq) + 3Fe(s) E0cell = 1.22v >>>>answer

queen_honey_blossom answered 1 year ago

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