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More%20Rate%20Law%20Practice

# More%20Rate%20Law%20Practice - 3 in the above reaction 2...

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CHEM 1212 More Rate Law Practice 1. Given a chemical reaction of: N 2 ( g ) + 3 H 2 ( g ) 2 NH 3 ( g ) If there is initially 12.5 moles of N 2 and 17.5 moles of H 2 , and the rate law is determined to be: Rate = 2.55 *10 -5 s -1 [N 2 ] How many moles of N 2 are present after 25 minutes? Note: Watch units! 1b. How many moles of H 2 would remain after 25 minutes? How many moles of NH 3 would be formed over the 25 minutes? 1c. Challenge question: How long would it take, in minutes, to form 18.0 moles of NH
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Unformatted text preview: 3 in the above reaction? 2. For the reaction A + B C determine the rate law given the following data: Rate mol/L-s [A] mol/L [B] mol/L 0.0542 2.68 1.12 0.0542 2.68 3.36 0.488 8.04 3.36 0.488 8.04 1.12 Include in your rate law the value for k with the correct units. 2b. With an initial amount of 155.2 mol/L of A and 19.2 mol/L of B, how long would it take for this reaction to convert 10.0 mol/L of A to product?...
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