Colloidal dispersions of proteins, such as a gelatin, can often be caused to separate
Chapter 19, Problem 13.89(choose chapter or problem)
Colloidal dispersions of proteins, such as a gelatin, can often be caused to separate into two layers by addition of a solution of an electrolyte. Given that protein molecules may carry electrical charges on their outer surface as illustrated in Figure 13.30,what do you believe happens when the electrolyte solution is added?
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