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Question 4 (a): The figure below shows the Pourbaix diagram of copper in water. Will copper corrode in deaerated water? Justify your answer using the diagram. -2 -10 1 2.2 5 6 7 89 10 11 12 13 14 15 16 2.2 EV) 2 o2 46 64 2 o 1.8 1.8 1.6 1.6 1.4 1.4 (b) 1.2 Cuo 1.2 0.8 Cu** 0.8 0.6 0.6 0.4 HCUO2 0.4 0.2 0.2 0 2 46 (a} Cu CuzO -0.2 Cu -0.2 -0.4 0.4 -0.6 -0.6 -0.8 0.8 -1 -1 -1.2 -1.2 -1.4 -1.4 -1.6 -1.6 1-1.8 89 10 11 12 13 14 15 16 pH -1.8 2 -1 0 1 2 3 4 5 6 (e) Copper

Question 4 (a): The figure below shows the Pourbaix diagram of copper in water. Will copper corrode in deaerated water? Justify your answer using the diagram. -2 -10 1 2.2 5 6 7 89 10 11 12 13 14 15 16 2.2 EV) 2 o2 46 64 2 o 1.8 1.8 1.6 1.6 1.4 1.4 (b) 1.2 Cuo 1.2 0.8 Cu** 0.8 0.6 0.6 0.4 HCUO2 0.4 0.2 0.2 0 2 46 (a} Cu CuzO -0.2 Cu -0.2 -0.4 0.4 -0.6 -0.6 -0.8 0.8 -1 -1 -1.2 -1.2 -1.4 -1.4 -1.6 -1.6 1-1.8 89 10 11 12 13 14 15 16 pH -1.8 2 -1 0 1 2 3 4 5 6 (e) Copper

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question 4 (a): The figure below shows the Pourbaix diagram of copper in water. Will copper corrode in deaerated water? Justify your answer using the diagram. 2.2 E(v) 2 7 8 9 10 11 12 13 14 15 16 2.2 2 o 2 4 6 4 2 1.8 1.8 1.6 1.6 1.4 1.4 (b} 1.2 Cuo 1.2 1 0.8 Cutt 0.8 0.6 0.6 0.4 HCUO2 0.4 0.2 0.2 CuO2 0 2 4 6 (a) Cu2O Cu* -0.2 Cu -0.2 -0.4 -0.4 -0.6 -0.6 -0.8 -0.8 -1 -1 -1.2 -1.2 -1.4 -1.4 -1.6 -1.6 -1.8 -2 -1 0 1 2 3 4 -1.8 9 10 11 12 13 14 15 16 pH 5 6 7 8 (e) Copper
Transcribed Image Text:Question 4 (a): The figure below shows the Pourbaix diagram of copper in water. Will copper corrode in deaerated water? Justify your answer using the diagram. 2.2 E(v) 2 7 8 9 10 11 12 13 14 15 16 2.2 2 o 2 4 6 4 2 1.8 1.8 1.6 1.6 1.4 1.4 (b} 1.2 Cuo 1.2 1 0.8 Cutt 0.8 0.6 0.6 0.4 HCUO2 0.4 0.2 0.2 CuO2 0 2 4 6 (a) Cu2O Cu* -0.2 Cu -0.2 -0.4 -0.4 -0.6 -0.6 -0.8 -0.8 -1 -1 -1.2 -1.2 -1.4 -1.4 -1.6 -1.6 -1.8 -2 -1 0 1 2 3 4 -1.8 9 10 11 12 13 14 15 16 pH 5 6 7 8 (e) Copper
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