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Q Search the web.. MasteringChemistry UNIT 2 HOMEWORK-Mocilla Fieefox https:/ nm

ID: 228786 • Letter: Q

Question

Q Search the web.. MasteringChemistry UNIT 2 HOMEWORK-Mocilla Fieefox https:/ nmentProblemID-95885398 UNIT 2: HOMEWORK Exercise 13.52 with feedback Constants 1 Periodic Table Part A The following reaction was monitored as a function of time AB A + B A plot of 1/[ABI versus time yields a straight line with slope 5.9×10-2 (Ma) 1 What is the value of the rate constant (ke) for this reaction at this temperature? Express your answer using two significant figures. sop59-10 (M-s)-1 You may want to reference (Page) section 13.4 while completing this problem M-11 Submt Part B Wite the rate law for the reaction Rate-k Rate = k ABI O Rate = k[ABF oe.-o.. @ ere to search

Explanation / Answer

Since,plot of 1/[AB] vs time yields a straight line, the rxn is 2nd order in [AB], so

Part A :

Rate constant, k = slope = 5.9x10^-2 M-1 s-1

Part B:

Rate law is,

.. rate = k x [AB]2