012109 - 3 H 6 to react? 2 nd Order Reaction Half-Life of a...

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In the reaction: N 2 + 3 H 2 2 NH 3 , what is the relationship between the rate of production of NH 3 and the rate of consumption of H 2 ? 1 to 2 3 3 to cann o t be d e te rmin d 1% 14% 15% 70% 1. 1 to 1 2. 2 to 3 3. 3 to 2 4. cannot be determined
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The Integrated Rate Law y Integrated Rate Law – an expression that shows how concentration of a reactant depends on time y We will develop integrated rate laws for 1 st , 2 nd and zero order reactions.
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1 st Order Reaction
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Half-Life of 1 st order Reaction
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1 st Order Reaction y At 500 o C, cyclopropane (C 3 H 6 ) rearranges to propene (CH 3 -CH=CH 2 ). The reaction is first order, and the rate constant is 6.7 x 10 -4 s -1 . The initial concentration of C 3 H 6 is 0.0500 M. { What is the molarity of C 3 H 6 after 30 min?
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1 st Order Reaction y How many minutes does it take for 25% of the C
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Unformatted text preview: 3 H 6 to react? 2 nd Order Reaction Half-Life of a 2 nd Order Reaction 2 nd Order Reaction y Butadiene (C 4 H 6 ) reacts with itself to form a dimer with the formula C 8 H 12 . The reaction is second order in C 4 H 6 . The rate constant at a particular temperature is 4.0 x 10-2 M-1 s-1 and the initial concentration of C 4 H 6 is 0.200 M. { What is the molarity of butadiene after a reaction time of 1.00 h? 2 nd Order Reaction y What is the half life of the reaction? y How many minutes will it take for the concentration of C 4 H 6 to drop from 0.0100 M to 0.0050 M? Zero Order Reaction Half-Life for a Zero Order Reaction...
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This note was uploaded on 02/09/2009 for the course CHEM 105BLG taught by Professor Parr during the Spring '08 term at USC.

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012109 - 3 H 6 to react? 2 nd Order Reaction Half-Life of a...

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