Question

Sublimation cannot be used to separate salt and sand, why?​

Answer 1

Answer:

None of the given materials are sublimable (sand/salt). For sublimation you will require a sublimable substance. Decomposition will occur here.

Answer 2

Answer:

Sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

Explanation:

sand and salt can not be separated through the method of sublimation because none of the two can show sublimation(even when heated).

for example:-

sublimation can be used to separate salt and compounds such as ammonium chloride which do sublime