Question

When sodium chloride and ammonium chloride are dissolved in water and filtered, what is the residue?

• A. Sodium chloride
• B. Ammonium chloride
• C. Both A and B
• D. None of the above

Answer 1

Answer: (C)

Both A and B

Both common salt and ammonium chloride are white powdery substance and dissolve in water to form a homogeneous mixture. On filtration, none of these will separate form the liquid. A mixture of common salt and ammonium chloride can be separated by sublimation.