Lab 2 - Heat of Sublimation

Lab 2 - Heat of Sublimation - Chem 124 Fall 2009 Dr. Retsek...

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Chem 124 Dr. Retsek Fall 2009 Name: Gurpal Bhoot Computer Number 05 Partner: Suyi Oonnunny The Heat of Sublimation of Dry Ice Instructions: Each person is to submit an individual report after performing the experiment with your partner. This report is due at the beginning of class on Wednesday, October 7 th . You are to fill in the appropriate spaces using Microsoft Word to create a clear and informative report. To draw attention to your answers, you may want to use color or bold type . Be sure to keep your answers and graphs within the allotted spaces (some resizing may be necessary on your part). You will turn in a hard copy of this report. Part 1: Original Data Fill in your data from your three best experimental trials in the table below. This table does not replace the table you should also have in your lab notebook, where you should write down your data as you collect it. You must also turn in your copy of this data from your notebook. Title this table appropriately (in the space below) and use units where appropriate! Trial # Masses H 2 O CO 2 Temperature of H 2 O Initial Final 1 60.52 g 16.2 g 55.8° C 15.6° C 2 62.61 g 15.01 g 62.4° C 26.4° C 3 58.84 g 14.8 g 60.9° C 23.6° C Part 2: Calculated Results Fill in your results of your calculations in the table below. Title the table appropriately (in the space below) and use units where appropriate! Trial # Amount of Heat Energy Exchanged Heat of Sublimation (in kJ/mol CO 2 ) 1 10.18 kJ 27.65 kJ/mol 2 9.43 kJ 27.65 kJ/mol 3 9.18 kJ 27.31 kJ/mol
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Chem 124 Dr. Retsek Fall 2009 Average 9.60 kJ 27.54 kJ/mol A. Show a sample calculation for each of the following within the provided space: 1) amount of heat energy exchanged:
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This note was uploaded on 10/15/2009 for the course CHEM 124 taught by Professor Hascall during the Spring '08 term at Cal Poly.

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Lab 2 - Heat of Sublimation - Chem 124 Fall 2009 Dr. Retsek...

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