What is going on at the molecular level as liquid lauric acid cools and freezes?

One or more substances changing into one or more substances is an example of a

What is the standard unit of measure for acceleration?

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m