Multiple Choice
Given the following information about the activity series, select element(s) that could be used to protect the iron in a steel evaporative (swamp) cooler from corrosion. Cu < H2 < Sn < Fe < Zn < Mg
A) Cu or Sn
B) Cu, H2, or Sn
C) Cu only
D) Mg only
E) Zn or Mg
Correct Answer:

Verified
Correct Answer:
Verified
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