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Note: you'll have already seen a question with the same image below. The question order shouldn't be randomised. There are a few questions with this same image.
The image below shows the titration curve for a dipeptide (think what that means).
The pI for this dipeptide is 5.0
What would the average charge of this dipeptide be at a pH of 8?
(You should be able to work this out even without knowing the precise identity of the amino acids.)