Called
Clergy is4. Attaching a less reactive metal to an iron object can prevent therusting of the object. The process is called anodic protection.III. Answer the following questions.Indicate which of the following unbalanced equations representsZna redox reaction.a- SO3 + H2O + H2SO,b- 1,03 + CO + I + CO,an bery to theof the2. Refer to the diagram (fig. 32) to answer the following questions.- Infer why heat production ceases eventually in this reaction.b Describe the macroscopic observations which suggest a chemicalreaction has taken place?c- Explain what is happening at the microscopic level.Fig. 32CuCl, SolutionCuUnit Three: Electrochemistry85