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Author Question: To protect against corrosion and oxidation, galvanized pipe is electroplated with a coating of ... (Read 80 times)

Pineappleeh

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To protect against corrosion and oxidation, galvanized pipe is electroplated with a coating of _____.
 
  a. lead
  b. zinc
  c. copper
  d. magnesium

Question 2

After water is pumped from a river or lake to a water treatment plant, the first step of treatment is _____.
 
  a. aeration
  b. clarification
  c. coagulation
  d. filtration



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akemokai

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Answer to Question 1

b

Answer to Question 2

a





 

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