Which statements is False? B. if a reactantC. if a reaction isA. if a reactant is thermodynamically spontaneous, it may occur rapidlyis thermodynamically spontaneous, it must have a low activation energythermodynamically spontaneous, it may occur slowlyquantity rather than a thermodynamic quantitynonspontaneous, it will not occur spontaneouslyD. activation energy is a kineticE. if a reaction is thermodynamically23. The rate constant and the activation energy are related byA. activated complexD. rate-determining step E. None of theseB. molecularity of a reactionC. Arrhenius energy24. What are the units of k for the rate law: Rate=k[A]B} , when the concentration ismol/L?A. s B. sC. Lmol-'sD. L'molsE. L's'mol25. The idea that particles of matter are always in motion and that this motion has consequences isbased onA. Brownian motionB. diffusionC. transport properties D. viscosityE. kinetic molecular theory26. For which of the following sets of values of AH and AS will a reaction be spontaneous only athigh temperature?OptionsAH (kJ)AS (JIK)А.+60+19В.+60-19C.D.-60-19-60+19Е.-1927. What is the molecularity of the reaction A+B→ product?A. UnimolecularD. ElementaryB. BimolecularC. TermolecularE. Intermediate

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aneous, it may occur rap ave a low activation ene ur slowly D. activatio

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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Question

Which statements is False?

B. if a reactant
C. if a reaction is
A. if a reactant is thermodynamically spontaneous, it may occur rapidly
is thermodynamically spontaneous, it must have a low activation energy
thermodynamically spontaneous, it may occur slowly
quantity rather than a thermodynamic quantity
nonspontaneous, it will not occur spontaneously
D. activation energy is a kinetic
E. if a reaction is thermodynamically
23. The rate constant and the activation energy are related by
A. activated complex
D. rate-determining step E. None of these
B. molecularity of a reaction
C. Arrhenius energy
24. What are the units of k for the rate law: Rate=k[A]B} , when the concentration is
mol/L?
A. s B. s
C. Lmol-'s
D. L'mols
E. L's'mol
25. The idea that particles of matter are always in motion and that this motion has consequences is
based on
A. Brownian motion
B. diffusion
C. transport properties D. viscosity
E. kinetic molecular theory
26. For which of the following sets of values of AH and AS will a reaction be spontaneous only at
high temperature?
Options
AH (kJ)
AS (JIK)
А.
+60
+19
В.
+60
-19
C.
D.
-60
-19
-60
+19
Е.
-19
27. What is the molecularity of the reaction A+B→ product?
A. Unimolecular
D. Elementary
B. Bimolecular
C. Termolecular
E. Intermediate

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