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# key1(1) - Name Chemistry 1212K Test I R = 8.314 J/moloK...

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Name: _____________________ Chemistry 1212K Test I R = 8.314 J/mol o K Questions (5 points each, SHOW ALL WORK ON THE TEST) 1. In the reaction 2 NO 2 2 NO + O 2 at 300 o C, NO 2 drops from 0.0100 to 0.00650 M in 100 seconds. What is the rate of disappearance of NO 2 for this period? s M x s s M M t NO rate / 10 5 . 3 ) 0 100 ( ) 0100 . 0 00650 . 0 ( ] [ 5 - = - - - = - = 2. Consider the following reaction: 3A 2B What is the rate equation for the average rate of disappearance of A? t A rate - = ] [ 3. A reaction was found to be second order in carbon monoxide concentration. The rate of the reaction will increase by ____ four _______________ if the concentration of carbon monoxide is doubled with everything else kept the same. 4. What is the overall order of the following rate law? Rate = k[NO] 3 [O 2 ] Forth order

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5. If the reaction 2A + 3D products is first order in A and second order in D, what will the rate law be? Rate = k[A]
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key1(1) - Name Chemistry 1212K Test I R = 8.314 J/moloK...

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