The activation energy for the decomposition of hydrogen peroxide is 46.00kJ/mol. When the reaction is catalyzed by the enzyme B-catalase, theactivation energy is 12.0 kJ/mol.2H202(aq) 2H20(1) + O2(g)At what temperature would the rate of the non-catalyzed reaction be asrapid as the enzyme-catalyzed decomposition at 350 K? Assume thefrequency factor, A, to be the same in both cases.O 1.62 x 104 KO 1.94 x 103 KO 1.34 x 103 KO 1.14 x 103 KO 91.0 K Compound A has a larger enthalpy (heat) of condensation than compoundB. Which of the following statements is true?i. Heat will be released during the condensation of both substances.ii. Compound A will have a lower normal boiling point than compound B.iii. Compound A will have a lower vapour pressure at 25°C than compoundВ.Only statement (ii) is true.O Only statements (i) and (iii) are true.Only statement (iii) is true.O All three statements are true.O Only statements (i) and (ii) are true.

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The activation energy for the decomposition of hydrogen peroxide is 46.00 kJ/mol. When the reaction is catalyzed by the enzyme B-catalase, the activation energy is 12.00 kJ/mol. 2H2O2(aq) 2H2O(1) + O2(g) At what temperature would the rate of the non-catalyzed reaction be as rapid as the enzyme-catalyzed decomposition at 350 K? Assume the frequency factor, A, to be the same in both cases. O 1.62 x 104 K O 1.94 x 103 K O 1.34 x 103 K O 1.14 x 103 K O 91.0 K

The activation energy for the decomposition of hydrogen peroxide is 46.00 kJ/mol. When the reaction is catalyzed by the enzyme B-catalase, the activation energy is 12.00 kJ/mol. 2H2O2(aq) 2H2O(1) + O2(g) At what temperature would the rate of the non-catalyzed reaction be as rapid as the enzyme-catalyzed decomposition at 350 K? Assume the frequency factor, A, to be the same in both cases. O 1.62 x 104 K O 1.94 x 103 K O 1.34 x 103 K O 1.14 x 103 K O 91.0 K

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter11: Chemical Kinetics: Rates Of Reactions

Section: Chapter Questions

Problem 80QRT: When enzymes are present at very low concentration, their effect on reaction rate can be described...

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