Question 1 (1 point) v Saved For the reaction 2A + B C, the rate of...
5. An elementary reaction has the form 2A → B. The rate law is Rate A) k[A] B) 2 k[A] C) k? [A] D) k[A] 6. For some reaction, when concentration of reactant "A" doubles, the rate of the reaction doubles. The reaction is order in reactant A. B) 1" A oth C) 2nd D) 3rd 7. Tetrahydrofuran (commonly referred to as THF) is an organic solvent with a density of 0.889 g/mL. A solution is prepared by dissolving 11.8...
The rate law for the reaction 2A + B - C is found to be rate = k[A]2. If the concentration of A is decreased by half, what will happen to the rate of the reaction? O a. The rate will double. The rate will decrease by half. The rate will decrease by a factor of 4. O d. This cannot be determined unless we know how [B] changed. The rate will decrease by In(A). b. C. e. a. Which...
Question 5 (1 point) Saved The rate law for the mechanism below is A260) = 2A K1, fast Bu + 2A - A2B K2, fast A2B + Bus -- 2AB k3, slow Orate = K10.5 K2k3 [A2]0.5[B]2 rate = K1 K2k3 [A2][B]2 rate = k3|A2B][B] rate - Kyk3[A]”[B]2 rate - Kyk31A)?(B)
Question 1 2 pts Attempt due: Mar 21 Minutes, 3 Consider the below reaction: A+B -->C+D Experimental evidence indicates that the reaction proceeds according to the below mechanism: 2A --> C+E (slow) B+E -->D+A (fast) Which represents the rate law of this reaction? Rate = k[A]2 Rate = k[A][B] Rate = k*2A Rate = K[B][E] Rate = k[A] Question 2 2 pts Which integrated rate law would you utilize based on your rate law in question 1? 1/[A]t = kt...
1) Given the reaction 2A(2) B) + C(O) a) Express the rate of reaction in terms of the change in concentration in terms of the change in concentration of each of the reactants and products. b) When [C] is increasing at 2.0 mol/L s, how fast is [A] decreasing?
7. Consider the following reaction A+B - products. The rate law was found to be Rate = k [A] [B]. Calculate k if [A] = 0.0500 M [B] = 0.125 M and the reaction took 405 seconds to go to completion. 8. For a reaction A+B → C, doubling the concentration of either A or B, quadruples the reaction rate. Write the rate law for the reaction.
Reaction 1: A + B+C Reaction 2: 2A + B +C R= 8.31 J mol-1 K-1 and assume T = 298 K 1. A solution of [A] =0.60 M is prepared and allowed to reach equilibrium. The concentration of A at equilibrium is 0.50 M. Use this information to calculate the equilibrium constant for reactions 1 and 2. Keg for reaction 1: Keg for reaction 2: 2. Which reaction is more spontaneous under standard conditions? 3. Determine if each reaction...
If the rate law for the reaction2A + 3B ? productsis first order in A and second order in B, then the rate law is rate = ________________.a. k [A] [B]b. k [A]2 [B]3c. k [A] [B]2d. k [A]2 [B]e. k [A]2 [B]2
Consider the following reaction and its associated rate law A + B - C; rate = k[A]2 Which of the following will not increase the rate of the reaction? Select one: a. increasing the concentration of reactant A O b. increasing the concentration of reactant B O c. increasing the temperature of the reaction d. adding a suitable catalyst O e. all of the above
Below is a mechanism for the reaction A+B- P 5. 2A ? A+C rate constant kl AtC 2A rate constant k B+C Prate constant k2 In this mechanism, C is an intermediate. nd the steady state approximation if necessary, determine the rate law for the reaction. (B) Under what conditions does the rate law become first order in [AJ? (C) Under what conditions does the rate not depend on [B]?