Voltaic cells to use as substitues for radios dead batteries

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Reference no: EM13174928

In one episode of the 1960s television sitcom, Gilligan's Island, the famous professor constructed voltaic cells to use as substitues for their radio's dead batteries. A single D-cell has an emf of 1.5 V. Which scraps of metal from their damaged boat, the Minnow, could best be used to create a 1.5 V voltaic cell? Assume that coconuts make great beakers and that seawater is a terrific electrolyte.

Metal/Metal Ion E^ored

iron/iron(II) -0.44

lead/lead(II) -0.126

silver/silver(I) -0.799

aluminum/aluminum(III) -1.677

a. iron anode and aluminum cathode

b. silver anode and lead cathode

c. aluminum anode and silver cathode

d. aluminum anode and lead cathode

Reference no: EM13174928

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