A) Urea
B) Dodecyl trimethyl ammonium chloride
C) Pyridinium chloride
D) Glucose
Correct Answer: B
Solution :
[b] Surfactants detergents form micelles in aqueous solution above to their C.M.C (critical micelle concentration). Dodecyl trimethyl ammonium chloride is an example of surfactant (cationic surfactant), so it shows a following phenomena. |
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