Question: 04 (30 pts) e) What is the maximum volume fraction of the isopropanol in ethyl-acetate for which the polystyrene will be soluble in the mixture?

$04 (30 pts) e) What is the maximum volume fraction of$

04 (30 pts) e) What is the maximum volume fraction of the isopropanol in ethyl-acetate for which the polystyrene will be soluble in the mixture? Assume volume additivity Polystyrene 8.6 iso-Propanol 8 Ethyl-Acetate 7.7 7.72 3.0 2.6 8 8 3.0 2.0 3.5 8.02 R 3.5 All data for are in Hildebrand units. Assume that the number of segments is equal to the number of the repeating units for polymers

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