A corrosion potential of -0.299 V versus SCE was measured for a corroding alloy. what was the potential versus SCE?
Ag/AgCl (saturated)?
Cu/saturated CuSO4?
Hint) Examples of reference electrodes are Standard hydrogen electrode (SHE) (E=0.000 V) activity of H+=1
Normal hydrogen electrode (NHE) (E ˜ 0.000 V) concentration H+=1
Reversible hydrogen electrode (RHE) (E=0.000 V - 0.0591*pH)
Saturated calomel electrode (SCE) (E=+0.242 V saturated)
Copper-copper(II) sulfate electrode (E=+0.314 V)
Silver chloride electrode (E=+0.197 V saturated)