Pearson eText Chemistry: The Central Science -- Access Card
14th Edition
ISBN: 9780136848981
Author: Brown, Theodore, Lemay, H., Bursten, Bruce, Murphy, Catherine, Woodward, Patrick, Stoltzfus, Matthew
Publisher: PEARSON
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Question
Chapter 14, Problem 89AE
(a)
Interpretation Introduction
To determine: The authenticity of the given statement, “The rate law for the reaction must be
(b)
Interpretation Introduction
To determine: The authenticity of the given statement, “If the reaction is an elementary reaction, the rate law is second order”.
(c)
Interpretation Introduction
To determine: The authenticity of the given statement, “If the reaction is an elementary reaction, the rate law of reverse reaction is first order”.
(d)
Interpretation Introduction
To determine: The authenticity of the given statement, “The activation energy for the reverse reaction must be greater than that for the forward reaction”.
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Instructions: Complete the questions in the space provided. Show all your work
1. You are trying to determine the rate law expression for a reaction that you are completing at 25°C. You measure
the initial reaction rate and the starting concentrations of the reactions for 4 trials.
BrO³¯ (aq) + 5Br¯ (aq) + 6H* (aq) → 3Br₂ (l) + 3H2O (l)
Initial rate
Trial
[BrO3]
[H*]
[Br]
(mol/L)
(mol/L) | (mol/L)
(mol/L.s)
1
0.10
0.10
0.10
8.0
2
0.20
0.10
0.10
16
3
0.10
0.20
0.10
16
4
0.10
0.10
0.20
32
a.
Based on the above data what is the rate law expression?
b. Solve for the value of k (make sure to include proper units)
2. The proposed reaction mechanism is as follows:
i.
ii.
BrО¸¯ (aq) + H+ (aq) → HBrO3 (aq)
HBrO³ (aq) + H* (aq) → H₂BrO3* (aq)
iii.
H₂BrO³* (aq) + Br¯ (aq) → Br₂O₂ (aq) + H2O (l)
[Fast]
[Medium]
[Slow]
iv.
Br₂O₂ (aq) + 4H*(aq) + 4Br(aq) → 3Br₂ (l) + H2O (l)
[Fast]
Evaluate the validity of this proposed reaction. Justify your answer.
е.
Д
CH3
D*, D20
C.
NaOMe,
Br
Br
Chapter 14 Solutions
Pearson eText Chemistry: The Central Science -- Access Card
Ch. 14.2 - If the experiment in Figure 14.2 is run for 60 s,...Ch. 14.2 - Prob. 14.1.2PECh. 14.2 - Which of the following could be the instantaneous...Ch. 14.2 - Using Figure 14.3, determine the instantaneous...Ch. 14.2 - At a certain time in a reaction, substance A is...Ch. 14.2 - Prob. 14.3.2PECh. 14.3 - Suppose the rate law for the reaction in this...Ch. 14.3 - Assuming that rate = k[A][B], rank the mixtures...Ch. 14.3 - Prob. 14.5.1PECh. 14.3 - Prob. 14.5.2PE
Ch. 14.3 - Consider the reaction examined above in the Sample...Ch. 14.3 - The following data were measured for the reaction...Ch. 14.4 - At 25 ° C, the decomposition of dinitrogen...Ch. 14.4 - Practice Exercise 2 The decomposition of dimethyl...Ch. 14.4 - Practice Exercise 1 For a certain reaction A ...Ch. 14.4 - Prob. 14.8.2PECh. 14.4 - Practice Exercise 1 We noted in an earlier...Ch. 14.4 - Practice Exercise 2 Using Equation 14.17,...Ch. 14.5 - Practice Exercise 1 This of the following change...Ch. 14.5 - Practice Exercise 2 Rank the rate constants of the...Ch. 14.5 - Practice Exercise 1 Using the data in Sample...Ch. 14.5 - Practice Exercise 2 To one significant figure,...Ch. 14.6 - Practice Exercise 1 Consider the following...Ch. 14.6 - For the reaction Mo(CO)6 +P(CH3)3 Mo(CO)5P(CH3)3...Ch. 14.6 - Practice Exercise 1 Consider the following...Ch. 14.6 - Practice Exercise 2 Consider the following...Ch. 14.6 - Practice Exercise 1 An Alternative two-step...Ch. 14.6 - Prob. 14.14.2PECh. 14.6 - Practice Exercise 1
Consider the...Ch. 14.6 - Prob. 14.15.2PECh. 14 - Prob. 1DECh. 14 - An automotive fuel injector dispenses a fine spray...Ch. 14 - Consider the following graph of the concentration...Ch. 14 - You study the rate of a reaction, measuring both...Ch. 14 - Suppose that for the reaction K+L M, you monitor...Ch. 14 - Prob. 5ECh. 14 - A friend studies a first-order reaction and...Ch. 14 - Prob. 7ECh. 14 - Which of the following linear plots do you expect...Ch. 14 - Prob. 9ECh. 14 - Prob. 10ECh. 14 - The following graph shows two different reaction...Ch. 14 - Prob. 12ECh. 14 - Prob. 13ECh. 14 - Draw a possible transition state for the...Ch. 14 - The following diagram represents an imaginary...Ch. 14 - 14.16 Draw a graph showing the reaction pathway...Ch. 14 - Prob. 17ECh. 14 - 14.18 (a) what are the units usually used to...Ch. 14 - Prob. 19ECh. 14 - A flask is charged with 0.100 mol of A and allowed...Ch. 14 - The isomerization of methyl isontrile (CH3NC) to...Ch. 14 - Prob. 22ECh. 14 - Prob. 23ECh. 14 - For each of the following gas-phase reactions,...Ch. 14 - (a) Consider the combustion of hydrogen, 2H2 (g) +...Ch. 14 - Prob. 26ECh. 14 - A reaction A+B C obeys the following rate law:...Ch. 14 - Prob. 28ECh. 14 - 14.29 The decomposition reaction of N2O5 in carbon...Ch. 14 - Prob. 30ECh. 14 - Prob. 31ECh. 14 - The reaction between ethyl bromide (C2H5Br) and...Ch. 14 - Prob. 33ECh. 14 - The reaction 2ClO2 (aq) + 2OH- (aq) ClO3- (aq) +...Ch. 14 - The following data were measured for the reaction...Ch. 14 - The following data were collected for the rate of...Ch. 14 - Consider the gas-phase reaction between nitric...Ch. 14 - Prob. 38ECh. 14 - Prob. 39ECh. 14 - Prob. 40ECh. 14 - Prob. 41ECh. 14 - Molecular iodine, I2 (g), dissociates into iodine...Ch. 14 - Prob. 43ECh. 14 - Prob. 44ECh. 14 - The reaction SO2Cl2 (g) O2 (g) + Cl2 (g) is first...Ch. 14 - Prob. 46ECh. 14 - Prob. 47ECh. 14 - Prob. 48ECh. 14 - Prob. 49ECh. 14 - Prob. 50ECh. 14 - (a) what factors determine whether a collision...Ch. 14 - (a) in which of the following reactions you expect...Ch. 14 - Calculate the fraction of atoms in a sample of...Ch. 14 - (a) the activation energy for the isomerization of...Ch. 14 - The gas-phase reaction CL (g) + HBr (g) + HCl (g)...Ch. 14 - Prob. 56ECh. 14 - Indicate whether each statement is true or false....Ch. 14 - Indicate whether each statement is true or false....Ch. 14 - Based on their activation energies and energy...Ch. 14 - Prob. 60ECh. 14 - Prob. 61ECh. 14 - Prob. 62ECh. 14 - The rate of the reaction CH3COOC2H5 (aq) + OH- ...Ch. 14 - Prob. 64ECh. 14 - Prob. 65ECh. 14 - Prob. 66ECh. 14 - What is the molecularity of each of the following...Ch. 14 - Prob. 68ECh. 14 - (a) based on the following reaction profile, how...Ch. 14 - Prob. 70ECh. 14 - Prob. 71ECh. 14 - Prob. 72ECh. 14 - The reaction 2NO (g) + CL2 (g) 2NOCl (g) was...Ch. 14 - You have studied the gas-phase oxidation of HBr by...Ch. 14 - Prob. 75ECh. 14 - Prob. 76ECh. 14 - Prob. 77ECh. 14 - Prob. 78ECh. 14 - Prob. 79ECh. 14 - The addition of No accelerates the decomposition...Ch. 14 - 14.81b Many metallic catalysts, particularly the...Ch. 14 - Prob. 82ECh. 14 - When D2 reacts with ethylene (C2H4) in the...Ch. 14 - Prob. 84ECh. 14 - Prob. 85ECh. 14 - The enzyme urease catalyzez the reaction of urea,(...Ch. 14 - Prob. 87ECh. 14 - Prob. 88ECh. 14 - Prob. 89AECh. 14 - Prob. 90AECh. 14 - Prob. 91AECh. 14 - Prob. 92AECh. 14 - Prob. 93AECh. 14 - Prob. 94AECh. 14 - Prob. 95AECh. 14 - Prob. 96AECh. 14 - [14.97]A first order reaction A B has the rate...Ch. 14 - Prob. 98AECh. 14 - Prob. 99AECh. 14 - Prob. 100AECh. 14 - Prob. 101AECh. 14 - Prob. 102AECh. 14 - Cyclopentadiene (C5H6) reacts with itself to form...Ch. 14 - Prob. 104AECh. 14 - At 280C, raw milk sours in 4.0 h but takes 48 h to...Ch. 14 - Prob. 106AECh. 14 - Prob. 107AECh. 14 - Prob. 108AECh. 14 - Prob. 109AECh. 14 - The following mechanism has been proposed for the...Ch. 14 - Prob. 111AECh. 14 - Prob. 112AECh. 14 - Platinum nanoparticles of diameter ~2 nm are...Ch. 14 - 14.114 One of the many remarkable enzymes in the...Ch. 14 - 14.115N Suppose that, in the absence of catalyst,...Ch. 14 - Prob. 116AECh. 14 - Dinitrogen pentoxide (N2O5) decomposes in...Ch. 14 - The reaction between ethyl iodide and hydroxide...Ch. 14 - Prob. 119IECh. 14 - Prob. 120IECh. 14 - Prob. 121IECh. 14 - The rates of many atmospheric reactions are...Ch. 14 - Prob. 123IECh. 14 - Prob. 124IECh. 14 - Prob. 125IE
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