The study of the past. Will help students understand that changing the state of matter and dissolved substances until a saturated solution. System has equilibrium occur .
From past studies may help students understand how to change the status of the substance and the solubility of the substance until you have solution equilibrium condition the system is saturated. .
From the study, it would help students to understand how to change the status of the passenger terminal and the melt until it was saturated aqueous system will be balanced,