Practice question
Question
A solute dissociates into 3 ions with a van’t Hoff factor of 1.8. What is the degree of dissociation?
Explanation
i = 1 + α (n - 1) , where n = 3 . 1.8 = 1 + α (3 - 1) . 1.8 = 1 + 2α , α = (0.8/2) = 0.4 .
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