test1 - Chemistry 2000 Spring 2006 Test 1 Name Student...

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Chemistry 2000 Spring 2006 Test 1 Name: Student number: Time: 50 minutes Aids allowed: Calculator Instructions: Answer all questions in the spaces provided. You can use the backs of pages for scratch work or for extra answer space. If you do need to continue an answer on the back of a page, make sure that the continuation is clearly labeled. Graphs should be drawn accurately on the graph paper attached to the back of this exam paper. Make sure that your graphs are clearly labeled with the question number. Formulas and data Order Integrated rate law Half-life 1 ln x = ln x 0 - kt ln 2 /k 2 1 x = 1 x 0 + kt 1 kx 0 k = Ae - E a / ( RT ) R = 8 . 314 472 J K - 1 mol - 1 To convert degrees Celsius to Kelvin, add 273.15. Question 1 2 3 4 Total Marks /12 /13 /10 /10 /47 1
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1. For the reaction S 2 O 2 - 8(aq) + 3I - (aq) 2SO 2 - 4(aq) + I - 3(aq) , the following initial rate data have been obtained: Experiment [S 2 O 2 - 8 ] (mol/L) [I - ] (mol/L) v (mol L - 1 s - 1 ) 1 0 . 038 0 . 060 1 . 4 × 10 - 5 2 0 . 076 0 . 060
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This note was uploaded on 03/03/2012 for the course CHEM 2000 taught by Professor Roussel during the Fall '06 term at Lethbridge College.

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test1 - Chemistry 2000 Spring 2006 Test 1 Name Student...

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