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NACE CP3 - Chpt 1. Mechanisms of Corrosion Exam study guides Questions With 100% Correct Answers (2024 / 2025) (Verified by Experts)
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Corrosion Zone - ANSWER Fe0 - Fe++ + 2e- (soluble - reaction can keep occuring) Immunity to Passive - ANSWER Fe0 + 2H2O - Fe(OH)3 + 2H+ + 2e- (insoluble - builds up at the interface) Corrosion to Passive - ANSWER Fe++ + 3H2O - Fe(OH)3 +3H+ + 1eMore Active (+ or -) - ANSWER Electronegative - Less Noble Less Active (+ or -) - ANSWER Electropositive - More Noble
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