Write the electrochemical half-cell reactions for oxidation and reduction during uniform corrosion in the following:
a. aluminum in air-free sulfuric acid
b. iron in air-free acid ferric sulfate solution
c. carbon steel in aerated seawater
d. zinc-tin alloy in an oxygen saturated solution of cupric chloride,stannic
chloride, and hydrochloric acid
e. copper in deaerated seawater.