Question

As a saturated solution cools, some solute comes out of the solution and falls to the bottom of the container. This is called _______.

A. titration
B. evaporation
C. dissolution
D. precipitation
E. None of the Above

Answer 1

Solution:
Right answer is D.precipitation.
By lowering the temperature of a saturated solution solubility of the solute is decreases and it
precipitate to the bottom of the container in the form of crystals.

Sources:
 Zumdahl, Steven S. (2005). Chemical Principles (5th ed.). New York: Houghton
Mifflin. ISBN 0-618-37206-7.