48. If the conversion of A to B is slow and B to C is fast, what is the rate equation for this reaction? A) Rate = K[(CH3CHCI][H20] B) Rate - K[(CH3)2CHCI] C) Rate = K[(CH3)CH] [H0] D) Rate = {[(CH3)2CH] 49. Which of the following statements about a catalyst is true? A) A catalyst accelerates a reaction by changing the amount of reactant and product at equilibrium B) A catalyst accelerates a reaction by lowering the energy of activation...
please i need answer for all 12) How many transition states are present in the reaction in the energy diagram? 12) A) 0 B) 1 D) 3 C)2 13) How many transition states and intermediates would the reaction profile have for the reaction shown below? 13) CH3 CHa CH3 CH3 Н.о OH H-CI step 2 step 1 step 3 A B A) Two transition states and three intermediates B) Three transition states and three intermediates C) Two transition states and...
Consider the following mechanism. Step 1: A+B → C slow step 2: A+C→ D fast overall: 2A+B → D Determine the rate law for the overall reaction (where the overall rate constant is represented as k). rate w
1. The following mechanism has been proposed for the pas-phase reaction of chloroform and chlorine Ch> 20 (fast) CI + CHCI, - HCI +CCI, (slow) Cl + CCI - CCI (fast) a) Identify any intermediate(s): b) Identify any catalyst(s): b) Write the balanced equation for the overall reaction: c) Molecularity of each step: step 1. step 2. step 3 d) rds (circle): 1 2 3 d) What is the observable rate law predicted by this mechanism? e) What is the...
Consider the following mechanism. step 1 2A > B slow B+ C D fast step 2 overall: 2A+C D Determine the rate law for the overall reaction (where the overall rate constant is represented as k) rate=
17. Which of the following statements is true? A) Rate equations that contain concentration terms includes all reactants involved in a multi-step reaction. B) Rate equations that contain concentration terms includes all reactants involved in a one-step mechanism. C) Fast reactions have small rate constants and small activation energies. D) Slow reactions have large rate constants and small activation energies. E) The rate of the reaction is never affected by the energy of intermediates. 18. Which of the following makes...
Consider the mechanism. 2A - B slow Step 1: Step 2: Overall: B + C -→ D fast 2 A + C -- D Determine the rate law for the overall reaction, where the overall rate constant is represented as k.
BO D Which of ten The reaction of A to B. B) The reaction of B to C. C) The reaction of C to D. D) All three steps occur at the same rate: there is no rate-limiting step. E) The most exothermic step is rate-limiting. esaretim Rank the following carbocations in order of stability. (The most stable is first.) > III II B) II > > III C) III > > II I > Il > III D 36)...
Would somebody be able to help me with these 2. (6 points) The rearrangement of cyclopropane (C3Hs) to propene (C34) is a first-order reaction, with a rate constant (k) 6.7x 104 s1 at 773 K 0.25 mol of C3H6 is placed in a 5 L container. (i) What is the concentration (M) of C3Hs after 30 minutes? (ii) How long does it take for the C3H6 concentration to drop to 0.010 M? (iii ) How long does it take for...
can someone show me how to do the work and explain it to me TIEM210-W03, Fall 2019 Prof. J. Fiorito 13. What is the rate limiting step in the following reaction? (CH3)3CCI + H2O - (CH);COH + HCI A) (CH3)3CCI -- (CH3)3C' + cr B) (CH3)3C + H2O - C) (CH3),C-OH + H20 - D) H0+ + cr H (CH3)3C-OH, (CH3),COH + H30 Cl + H20