![A+B-2C The following data are obtained for this reaction at a certain temperature: [A]o (M) 0.150 0.150 0.200 0.300 [B]o (M) 0.250 0.3620 0.400 0.400 initial rate (M/hr) 1.08 x 104 1.56 x 10-4 2.30 x 104 3.44 x 10-4 run # 4 (a) Determine the order of the reaction with respect to A and with respect to B and write the rate expression for the reaction. (answer: first-order with respect to A and first-order with respect to B; rate - (b) Calculate the rate constant for the reaction including its units. (answer: 2.88 x 10-3 M-lhr1) (c) What must [A] be so that the rate of the reaction is 6.40 x 104 mole/L-hr when [B]-0.939 M? (answer: 0.237 M) (d) Use the result of (a) to suggest a likely mechanism for the reaction, i.e. suggest how the reaction actually occurs at the molecular level. (answer: one molecule of A collides with one molecule of B; two molecules of C are formed during the collision)](http://img.homeworklib.com/questions/b221a080-eff0-11eb-82c7-ada87c78e82f.png?x-oss-process=image/resize,w_560)
Homework Answers
![Given that [BJ[M] 0.250 0.3620 0.400 0.400 Initial rate (M/h) 1.08 x 10-4 1.56 × 104 2.30 x 10-4 3.44 x 10-4 Exp.[A][M] 1. 2. 3. 4. 0.150 0.150 0.200 0.300 The rate law is Ratek [Alx [Bl y where, x - order of reaction with respect to [A] y- order of reaction with respect to [B] From exp.1 and 2 Al- constant, So rate - k[Bly 1.08 x 10-4-k (0.250)Y From, 1: From.2: Divide eq.2 with eq.1 1.56x10*k(0.3620) 1.08x101k(0.250) 1.444444 (1.448)](http://img.homeworklib.com/questions/dc2b3cd0-eff0-11eb-a4d6-abe10c96abc1.png?x-oss-process=image/resize,w_560)
![From Exp. 3 and 4 [B] constant, So rate -k [A]x From. 3 From. 4: 2.30 x 10-4-k (0.200)* 3.44 x 10-4-k (0.300)* Divide eq.4 with eq.3 3.44x10 _k(0.300) 2.30x101 k(0.200)* 1.50 (1.50) (a) Order with respect to A 1 Order with respect to B = 1 The rate law is Rate -k [A] * [B] y k [A] [B1- k [A][B] (b) k-Tate k= [Al[B] From Trail.1, substitute the values, 1.08x104 M.hr1 (0.150M) (0.250M) 0.00288 M.hr-1 k k-2.88x103 M1 hr1](http://img.homeworklib.com/questions/dcc07510-eff0-11eb-a75f-6791774eb6c0.png?x-oss-process=image/resize,w_560)
![rate LALBI LA Tatc kLB 6.40x104 M.hr1 2.88x10 3 M1 hr1x0.939M [A] = 0.23 6658M 14-0.237M [Al 0.237M Since the order with respect to A and B is first order, in the rate determining step, one molecule of A and one molecule of B is involved in the reaction. in the reaction, one molecule of A reacts with one molecule of B When the reaction occur, result in the formation of 2 moles of C.](http://img.homeworklib.com/questions/dd3703a0-eff0-11eb-8f44-eb7852995778.png?x-oss-process=image/resize,w_560)
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A+B-2C The following data are obtained for this reaction at a certain temperature:...
Consider the reaction A + B ? products From the following data obtained at a certain...
Consider the reaction A + B ? products From the following data obtained at a certain temperature, determine the rate law, the order of the reaction, and calculate the rate constant k. Experiment 1: [A] = 1.50 M; [B] = 1.50 M; Initial Rate = 3.20 x 10-1 M/s Experiment 2: [A] = 1.50 M; [B] = 2.50 M; Initial Rate = 3.20 x 10-1 M/s Experiment 3: [A] = 3.00 M; [B] = 1.50 M; Initial Rate = 6.40...
The reaction A+B → products is of the first order with respect to the reagent A...
The reaction A+B → products is of the first order with respect to the reagent A and second order with respect to reagent B. A.) Write the speed law for reaction B.) What is the value of the constant of speed of the reaction C.) Complete the table Experiment (A) 1.00 M 2.00 M 2.00 M 0.200 M Velocity (m/s) 0.150 0.300 0.400 M
The reaction A+B → products is of the first order with respect to the reagent A...
The reaction A+B → products is of the first order with respect to the reagent A and second order with respect to reagent B. A.) Write the speed law for reaction B.) What is the value of the constant of speed of the reaction C.) Complete the table Experiment 1 (B) 0.200 M 1 IWNL (A) .00 M 2.00 M 2.00 M Velocity (m/s) 0.150 0.300 0.400 M
CHEM 121 General Chemistry Laboratory Rate and Order of a Chemical Reaction Questions 1. A general...
CHEM 121 General Chemistry Laboratory Rate and Order of a Chemical Reaction Questions 1. A general reaction written as 1 A + 2B --C+2D is studied and yields the following data: Exp. [A] [B] Rate of appearance of C(mol/L.hr) 0.150 M 0.150M 8.00 x 10-3 0.150 M 0.300 M 1.60 x 10-2 0.300 M 0.150 M 3.20 x 10-2 0.200M 0.500M Find a) The order of the reaction with respect to B? b) The order of the reaction with respect...
Using the given data, calculate the rate constant of this reaction. A+B⟶C+D Trial [A] (M) [B]...
Using the given data, calculate the rate constant of this reaction. A+B⟶C+D Trial [A] (M) [B] (M) Rate (M/s) 1 0.300 0.400 0.0227 2 0.300 1.08 0.165 3 0.450 0.400 0.0341 STRATEGY: Determine the rate law. Solve the rate law for ?, and calculate the ? value. Step 1: What is the rate law in terms of ? , [A] , and [B] ? Rate=__________
thanks in advance ☺ (A). For the hypothetical reaction A+B → C the following rate data...
thanks in advance ☺
(A). For the hypothetical reaction A+B → C the following rate data (with and without catalyst) were obtained: Rate, M/s Rate, M/s (A), M [B, M (uncatalyzed) (catalyzed) 0.100 0.200 3.51 x 10 4 7.14 x 10-2 0.100 0.100 1.75 x 104 7.14 x 10-2 0.0500 0.200 1.76 x 104 3.57 x 10-2 0.0500 0.100 8.80 x 10-5 3.57 x 10-2 Based on these data: a. Determine the uncatalyzed and catalyzed rate laws for this reaction,...
13.17 Consider the reaction A + B - products From the following data obtained at a...
13.17 Consider the reaction A + B - products From the following data obtained at a certain tem- perature, determine the order of the reaction and cal- culate the rate constant: [A] (M) [B](M) 1.50 1.50 3.00 1.50 2.50 1.50 Rate (M/s) 3.20 x 10-1 3.20 X 10-1 6.40 X 10-1
estion 12 of 16 Consider this initial-rate data at a certain temperature for the reaction described...
estion 12 of 16 Consider this initial-rate data at a certain temperature for the reaction described by Initial rate C,H,Cl1O (M) C,H,Clg)C,H, (g) + HCl(g) (M/s) -30 0.805 x 10 0.100 Determine the order with respect to C, H, Cl. 0.200 1.61 x 10-30 0.300 2.42 x 10-30 order: Determine the value and units of the rate constant. k= Publisher: University Science Bo- Question Source: MRG-General Chemistry
Be sure to answer all parts Consider the reaction A+B-> Products From the following data obtained...
Be sure to answer all parts Consider the reaction A+B-> Products From the following data obtained at a certain temperature, determine the order of the reaction. Enter the order with respect to A, the order with respect to B, and the overall reaction order [A] (M) B] (M) Rate (M/s) 1.50 1.503.20 x 10-1 1.502.503.20 x 10-1 3.001.506.40 x 10-1 Reaction
For the overall reaction A+B+C products the following initial rate data were obtained: Rate, mol L-'s-1...
For the overall reaction A+B+C products the following initial rate data were obtained: Rate, mol L-'s-1 Experiment # [A] [B]. [C]. 0.200 0.200 0.200 0.300 0.200 0.200 0.200 0.400 0.200 0.300 0.200 0.400 How many of the following statements are correct? 2.00 2.83 4.00 1) the reaction is first order in A 2) the overall reaction is second order 3) the rate of the reaction is proportional to [B]"2 4) the value of the specific rate constant, k, is 50.0...
The reaction A+B → products is of the first order with respect to the reagent A and second order with respect to reagent B. A.) Write the speed law for reaction B.) What is the value of the constant of speed of the reaction C.) Complete the table Experiment (A) 1.00 M 2.00 M 2.00 M 0.200 M Velocity (m/s) 0.150 0.300 0.400 M
The reaction A+B → products is of the first order with respect to the reagent A and second order with respect to reagent B. A.) Write the speed law for reaction B.) What is the value of the constant of speed of the reaction C.) Complete the table Experiment 1 (B) 0.200 M 1 IWNL (A) .00 M 2.00 M 2.00 M Velocity (m/s) 0.150 0.300 0.400 M
CHEM 121 General Chemistry Laboratory Rate and Order of a Chemical Reaction Questions 1. A general reaction written as 1 A + 2B --C+2D is studied and yields the following data: Exp. [A] [B] Rate of appearance of C(mol/L.hr) 0.150 M 0.150M 8.00 x 10-3 0.150 M 0.300 M 1.60 x 10-2 0.300 M 0.150 M 3.20 x 10-2 0.200M 0.500M Find a) The order of the reaction with respect to B? b) The order of the reaction with respect...
thanks in advance ☺
(A). For the hypothetical reaction A+B → C the following rate data (with and without catalyst) were obtained: Rate, M/s Rate, M/s (A), M [B, M (uncatalyzed) (catalyzed) 0.100 0.200 3.51 x 10 4 7.14 x 10-2 0.100 0.100 1.75 x 104 7.14 x 10-2 0.0500 0.200 1.76 x 104 3.57 x 10-2 0.0500 0.100 8.80 x 10-5 3.57 x 10-2 Based on these data: a. Determine the uncatalyzed and catalyzed rate laws for this reaction,...
13.17 Consider the reaction A + B - products From the following data obtained at a certain tem- perature, determine the order of the reaction and cal- culate the rate constant: [A] (M) [B](M) 1.50 1.50 3.00 1.50 2.50 1.50 Rate (M/s) 3.20 x 10-1 3.20 X 10-1 6.40 X 10-1
estion 12 of 16 Consider this initial-rate data at a certain temperature for the reaction described by Initial rate C,H,Cl1O (M) C,H,Clg)C,H, (g) + HCl(g) (M/s) -30 0.805 x 10 0.100 Determine the order with respect to C, H, Cl. 0.200 1.61 x 10-30 0.300 2.42 x 10-30 order: Determine the value and units of the rate constant. k= Publisher: University Science Bo- Question Source: MRG-General Chemistry
Be sure to answer all parts Consider the reaction A+B-> Products From the following data obtained at a certain temperature, determine the order of the reaction. Enter the order with respect to A, the order with respect to B, and the overall reaction order [A] (M) B] (M) Rate (M/s) 1.50 1.503.20 x 10-1 1.502.503.20 x 10-1 3.001.506.40 x 10-1 Reaction
For the overall reaction A+B+C products the following initial rate data were obtained: Rate, mol L-'s-1 Experiment # [A] [B]. [C]. 0.200 0.200 0.200 0.300 0.200 0.200 0.200 0.400 0.200 0.300 0.200 0.400 How many of the following statements are correct? 2.00 2.83 4.00 1) the reaction is first order in A 2) the overall reaction is second order 3) the rate of the reaction is proportional to [B]"2 4) the value of the specific rate constant, k, is 50.0...
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