a. b. C. d. e. 1. If for the reaction a d e ax + by → " the rate law is determined to be r=[X]¹[Y]° the order of the reaction is 0 increasing the concentration of Y will have no effect on the rate increasing the concentration of X will have no effect on the rate increasing the concentration of Y will increase the rate of the reaction there is no way to determine the value of k 9 then

a. b. C. d. e. 1. If for the reaction a d e ax + by → " the rate law is determined to be r=[X]¹[Y]° the order of the reaction is 0 increasing the concentration of Y will have no effect on the rate increasing the concentration of X will have no effect on the rate increasing the concentration of Y will increase the rate of the reaction there is no way to determine the value of k 9 then

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...

See similar textbooks

Similar questions

A +B → C+ D is of order 0. As an experimenter, which parameters can you make vary to influence the rate : SEVERAL ANSWERS POSSIBLE a. Increase reactants concentration b. Increase intermediate concentration C. · Increase products concentration d. Increase temperature е. Add a catalyst
7. The rate of the endothermic reaction, H2CO3(aq)→H2O(l)+CO2(g), using 1.00 M H2CO3, can be increased by adding more water to the reactant boiling the water doubling the quantity of 1.00 M H2CO3 a. I only b. II only c. III only d. II and III only
2. Consider the reaction: NH4 (aq) + 2NO2 (aq) → N2(g) + 2H2O[g) Rate = k[NH4*][NO2] Which of the following reaction conditions will generally result in a longer reaction time? O Adding a catalyst to the reaction mixture. O Placing the reaction mixture in a hot water bath. O Increasing the concentration of any reactants. O Adding distilled water to the mixture.
Consider the following reaction. Calculate the rate of reaction for trial 4.. 2 A + B →→ 2 C Trial [A]0 [B]0 [C]0 Rate (M/s) 1 0.28 0.43 0.053 7.668 2 0.56 0.43 0.053 15.336 3 0.28 0.86 0.053 30.672 4 0.77 0.45 0.053 ?
rate: k[A]^x[B]^y The rate of reaction generally increases with temperature because ____ generally increases with temperature. A. k B.[A] C. [B] D.x E.x
Which of the following will lower the activation energy for a reaction? Group of answer choices raising the temperature of the reaction. increasing the concentrations of reactants. increasing the surface area of the reactants. adding a suitable catalyst.
Each step represents an elementary reaction. Step1. A + 2B + C (fast equilibrium, k and k.j) Step2. C +D → E (slow, k2) a. Find the balanced equation. *b. Order the species as 'Catalyst', 'Intermediate', 'Reactant' or 'Product'. *c. Find the rate-determining step (RDS) and express the rate law. d. Use the Pre-Equilibrium Approximation to obtain the rate law. *e. Use the Steady-Sate Approximation to obtain the rate law.
3) Which of the following is NOT true about a catalyst? A.It may be homogeneous B. It speeds up the reverse reaction C. It is consumed D. It speeds up the forward reaction E. it may be heterogeneous
QUESTION 7 Match the part of the rate law with the correct term. 2 NO(g) + Cl2(g) --> 2 NOCI(g) 2. rate 3.0 mol2*s A 3.0 mol2*s A. Y rate constant vorder of reaction with respect to NO vorder of reaction with respect to Cl2 В. 1 C. 2 overall reaction order D. 3 QUESTION 8 2.
For the reaction of A B, which of the following statements about the rates of forward and reverse reactions is true at time z? Concentraton vs time Time W X y Z The rate of forward reaction is greater. The rate of reverse reaction is greater. The rates of forward and reverse reactions are equal. The relative rates of reaction cannot be determined from the graph. Concentration [B] [A]
40. The reaction that produces ammonia is represented by a balanced equation, shown below. A catalyst can be used to increase the rate of the reaction. N2(g) + 3H2(g) → 2NH3(g) + energy A potential energy diagram for the reaction is shown below. C A Reaction Coordinate What occurs when a catalyst is added to a chemical reaction? A. an alternate reaction pathway lowers activation energy, changing the magnitude of both B and C B. new reactants are added which increases their potential energy, changing the magnitude of both A and D C. different products are produced with a lower potential energy, changing the magnitude of both A and B D. the temperature is increased so there are more effective collisions, which changes the magnitude of A and C
12. Three concentration-time graphs for chemical reactions are shown below: Graph 1 Graph 2 Graph 3 [X] [X] [X] Time Time Time Which of the three graphs correctly shows a reaction in which the concentration of the reactant X would affect the rate of the reaction? a. Graph 1 only b. Graph 2 only c. Graphs 1 and 3 d. Graphs 1 and 2