Answer question numbers 13, 14 and 15 13. Of the following,will lower the activation energy for a reaction.A. increasing the concentrations of reactantsB. adding a catalyst for the reactionC. raising the temperature of the reactionD. removing products as the reaction proceeds14. Rate law for the reaction A + 2B → C is found to beRate = k [A][B]Concentration of reactant 'B' is doubled, keeping the concentration of 'A'constant, the value of rate constant will be_A. the sameB. doubledC. quadrupledD. halved15. A first order reaction is 50% completed in 1.26 x 10“ s. How much time would it take for 100% completion?A. 1.26 x 1015 sB. 2.52 x 10“sC. 2.52 x 1028 sD. infinite

Since you have posted multiple questions, the answer for first question ( 13th question) is given…

13. Of the following,. A. increasing the concentrations of reactants B. adding a catalyst for the reaction C. raising the temperature of the reaction D. removing products as the reaction proceeds 14. Rate law for the reaction A + 2B → C is found to be Rate = k [A][B] will lower the activation energy for a reaction. Concentration of reactant 'B' is doubled, keeping the concentration of 'A' constant, the value of rate constant will be_ A. the same B. doubled C. quadrupled D. halved 15. A first order reaction is 50% completed in 1.26 x 104 s. How much time would it take for 100% completion? A. 1.26 x 1015 s B. 2.52 x 10"s ca63 u 1028

13. Of the following,. A. increasing the concentrations of reactants B. adding a catalyst for the reaction C. raising the temperature of the reaction D. removing products as the reaction proceeds 14. Rate law for the reaction A + 2B → C is found to be Rate = k [A][B] will lower the activation energy for a reaction. Concentration of reactant 'B' is doubled, keeping the concentration of 'A' constant, the value of rate constant will be_ A. the same B. doubled C. quadrupled D. halved 15. A first order reaction is 50% completed in 1.26 x 104 s. How much time would it take for 100% completion? A. 1.26 x 1015 s B. 2.52 x 10"s ca63 u 1028

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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