Question
Could you please type your answer or else write as neat as possible thanks you very much. Q3 (a) Why does excluding oxy...
Could you please type your answer or else write as neat as possible thanks you very much.
Q3 (a) Why does excluding oxygen inhibit/prevent corrosion? In your detailed answer include illustrated sketches, (8 marks) three applications, equations and how measured (b) Nitinol is a super-elastic nickel-titanium alloy material used in stents, guidewires and other medical devices One Nitinol device, as shown in Figure Q3, underperformed when compared to the specifications. Its (i) Explain with respect to this material device how Electrochemical Corrosion may have occurred. Include in your answer detailed and illustrated sketches along with relevant equations. 8 marks) (4 marks) Explain with illustrated sketches how this corrosion can be prevented or inhibited. (ii)
Answers
8:3 Corsosion n yore detaided answer include illustsates 3ket chos tvese applications equation and how measuxed o hy drorides. But thir stasto fom metals geres atr た, reaction coach Oxlygen cornes under etno catagory electrocheicaf oxiola tiun reaction ( ony gen React witn alufm alumiium idles If we Pac vent the sucface o thise metae to ⑦e.cct unth oxygen, com osim can bearoi d chemical Reactiony Psesence The microstoucture bepore and aftea iv below Li Before. caose iecict an e d pie ce metal tsCostocine. eivomme よる em o ne and cl ea nしのg.wolone Payth ce ,0 antenn e, The rate cy. Corrosion Jり k uw SAt
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