Is there a difference between freezing point depression and freezing point?
Freezing point is the temperature at which a liquid becomes a solid.
Freezing point depression is the lowering of a substance's freezing point by adding a nonvolatile solute.
For the definition and description of freezing point lower or freezing point depression [http://www.answers.com/freezing+point+depression?cat=technology&gwp=13 Click here for the answer from Answers.com] For how to solve a freezing point depression problem with step-by-step instructions click on this question: [http://wiki.answers.com/Q/How_do_you_solve_freezing_point_depression_problems How do you solve freezing point depression problems?]
You must know the freezing point of the pure substance first. Freezing point depression happens when you have a substance with impurities (the amount and type of the impurities determines the change in freezing point). So once you have your recorded freezing point of your slightly impure substance (the FP that you measure), subtract that from the literature value for the freezing point of the pure substance (this can be found online for your particular…