MIT chemists collaborated with Argonne National Lab researchers to design new polymer-based batteries to replace existing iron-air battery technology. Which of the following statements is true about iron-air batteries?
W) During discharge, the iron electrode acts as the anode
X) Iron-air batteries have higher energy densities than lithium-air batteries
Y) The oxygen electrode is operated under acidic conditions to maximize performance
Z) Iron-air batteries are examples of primary cells
✔️Answer:W) During discharge, the iron electrode acts as the anode
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