Chemistry: The Molecular Nature of Matter and Change 7th Edition

Published by McGraw-Hill Education
ISBN 10: 007351117X
ISBN 13: 978-0-07351-117-7

Chapter 21 - Problems - Page 971: 21.78

Answer

See explanation below.

Work Step by Step

During reconstruction of the Statue of Liberty, Teflon spacers were placed between the iron skeleton and the copper plates that cover the statue. These teflon spacers keep the two metals separated in a way that copper can't conduct electrons, which would cause the iron skelton to corrode.
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