Which of the following impurities that causes corrosion difficulties – McqOptions

MCQOPTIONS

1.	Which of the following impurities that causes corrosion difficulties in refinery operations?
A.	Hydrogen sulfide and carbon dioxide
B.	Hydrogen sulfide, carbon dioxide, sulfuric acid, and sodium chloride
C.	Sodium carbonate and sodium silicate
D.	Hydrogen sulfide and sulfuric acid
Answer» C. Sodium carbonate and sodium silicate

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