CH202 Postlab 03 Freezing P..

CH202 Postlab 03 Freezing P.. - CH202 Postlab 03 Freezing...

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CH202 Postlab 03 Freezing Point Depression (Postlab) SCHNELL ZACHARY EUGENE CH202, section 005, Fall 2008 Instructor: weiming zheng TA Web Assign Current Score: 25 out of 25 Due: Thursday, September 18, 2008 11:00 PM EDT The due date for this assignment is past. Your work can be viewed below, but no changes can be made. Important! Before you view the answer key, decide whether or not you plan to request an extension. Your Instructor may not grant you an extension if you have viewed the answer key. Request Extension View Key 1. 11.5/11.5 points Freezing point depression can be used to experimentally determine the van't Hoff factor of a solute in solution. Given the data in the table, please answer the questions below and determine the "real" van't Hoff factor of the solute. Expermimental Results Mass of solvent (water) 8.299 g Freezing point of water Freezing point depression constant (K f ) of water Mass of solution 9.096 g Freezing point of solution a. What mass of solute was used?
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CH202 Postlab 03 Freezing P.. - CH202 Postlab 03 Freezing...

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