int Name barakat Bello II (CHEM-1212 - Exam #2) 1. A reaction has the following rate law: Rate k[A][B]² In experiment 1, the concentrations of A and B are both 0.10 M. In experiment 2, the Concentrations were both 0.30 M. If the temperature stays constant, what is the factor change in %3D the rate? A. 108 B. 6 C. 9 D. 18 E.) 27 Consider the reaction: 2NH3(g) →N2(g) + 3H2(g) If the rate A[H2]/At is 0.30 M/s, then A[NH3]/At is A. 0.45 M/s B. 0.30 M/s C. 0.20 M/s D. 0.10 M/s E. 0.50 M/s 3. For the reaction 3A(g) + 2B(g) → 2C(g) + 2D(g) the following data was collected at constant temperature. Determine the correct rate law for this reaction. Initial Rate (M/sec) 3.00 x 102 1.50 x 102 12.0 x 102 24.0 x 10-2 Initial [A] (M) 0.200 Initial [B] (M) 0.100 Trial 0.100 0.100 0.100 0.200 0.200 0.200 A. Rate = k[A]°[B]³ B. Rate = k[A][B]? C. Rate = k[A]°[B]? D. Rate = k[A][B] E. Rate = k[A][B]³ %3D %3D 4. The rate constant for a reaction is 4.65 (1/Ms). What is the overall order of the reaction? A. zero B. first C. second D. third E. More information is needed to determine the overall order. E. 44 45 A. 46 47 48 49 B. шшш шЕ BBB 3 11 54321 1234 2.

int Name barakat Bello II (CHEM-1212 - Exam #2) 1. A reaction has the following rate law: Rate k[A][B]² In experiment 1, the concentrations of A and B are both 0.10 M. In experiment 2, the Concentrations were both 0.30 M. If the temperature stays constant, what is the factor change in %3D the rate? A. 108 B. 6 C. 9 D. 18 E.) 27 Consider the reaction: 2NH3(g) →N2(g) + 3H2(g) If the rate A[H2]/At is 0.30 M/s, then A[NH3]/At is A. 0.45 M/s B. 0.30 M/s C. 0.20 M/s D. 0.10 M/s E. 0.50 M/s 3. For the reaction 3A(g) + 2B(g) → 2C(g) + 2D(g) the following data was collected at constant temperature. Determine the correct rate law for this reaction. Initial Rate (M/sec) 3.00 x 102 1.50 x 102 12.0 x 102 24.0 x 10-2 Initial [A] (M) 0.200 Initial [B] (M) 0.100 Trial 0.100 0.100 0.100 0.200 0.200 0.200 A. Rate = k[A]°[B]³ B. Rate = k[A][B]? C. Rate = k[A]°[B]? D. Rate = k[A][B] E. Rate = k[A][B]³ %3D %3D 4. The rate constant for a reaction is 4.65 (1/Ms). What is the overall order of the reaction? A. zero B. first C. second D. third E. More information is needed to determine the overall order. E. 44 45 A. 46 47 48 49 B. шшш шЕ BBB 3 11 54321 1234 2.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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