- Part A ▾ In a study of the decomposition of the compound X via the reaction the following concentration-time data were collected: What is the order of the reaction? ▸ View Available Hint(s) The reaction is Ozeroth O first Submit Previous Answers Part B second order. for Rprt B for Partido for Part redo foart B resor Part B keyboard shortcuts for Part B help for Part B [X]-4.3 10-2 Submit Previous Answers Ovide Feedback X(g) = Y(g) +Z(g) M X Incorrect; Try Again; 4 attempts remaining Time (min) [X] (M) 0 0.467 1 0.267 0.187 0.144 0.117 0.099 0.085 0.075 ✓ Correct From the concentration-time plots we can determine the order of the reaction and also the rate constant (which is represented by the slope of the straight line). 2 3 4 Given that the rate constant for the decomposition of hypothetical compound X from part A is 1.60 M-1-min-¹, calculate the concentration of X after 15.0 min. Express your answer with the appropriate units. ▸ View Available Hint(s) 5 6 7

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Chapter1: Chemical Foundations
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The integrated rate law is an equation that describes the concentration of a reactant over time (t). The integrated rate law comes in different
forms depending on the reaction order. The rate laws below are given for a simple general reaction A-products
Order
0
1
2
Integrated rate law
[A] = -kt+ [A]o
In[A] = − kt+In[A]o
=kt+
[A]o
Linear graph Slope
[A] vs. t -k
In[A] vs. t
-k
V
vs. t
k
Transcribed Image Text:The integrated rate law is an equation that describes the concentration of a reactant over time (t). The integrated rate law comes in different forms depending on the reaction order. The rate laws below are given for a simple general reaction A-products Order 0 1 2 Integrated rate law [A] = -kt+ [A]o In[A] = − kt+In[A]o =kt+ [A]o Linear graph Slope [A] vs. t -k In[A] vs. t -k V vs. t k
Part A
In a study of the decomposition of the compound X via the reaction
the following concentration-time data were collected:
What is the order of the reaction?
► View Available Hint(s)
The reaction is
Submit
Part B
O zeroth
O first
second
Submit
Previous Answers
[x] 4.3 107
Provide Feedback
order.
for Part B for Parte do f
✓ Correct
From the concentration-time plots we can determine the order of the reaction and also the rate constant (which is represented by the slope of the straight line).
Previous Answers
Given that the rate constant for the decomposition of hypothetical compound X from part A is 1.60 M-1 min-¹, calculate the concentration of X after 15.0 min.
Express your answer with the appropriate units.
► View Available Hint(s)
for Part redo for Part B resador Part B keyboard shortcuts for Part B help for Part B
X(g) = Y(g) +Z(g)
M
X Incorrect; Try Again; 4 attempts remaining
Time (min) [X] (M)
0.467
0.267
0.187
0.144
0.117
0.099
0.085
0.075
0
1
2
3
4
5
6
7
Transcribed Image Text:Part A In a study of the decomposition of the compound X via the reaction the following concentration-time data were collected: What is the order of the reaction? ► View Available Hint(s) The reaction is Submit Part B O zeroth O first second Submit Previous Answers [x] 4.3 107 Provide Feedback order. for Part B for Parte do f ✓ Correct From the concentration-time plots we can determine the order of the reaction and also the rate constant (which is represented by the slope of the straight line). Previous Answers Given that the rate constant for the decomposition of hypothetical compound X from part A is 1.60 M-1 min-¹, calculate the concentration of X after 15.0 min. Express your answer with the appropriate units. ► View Available Hint(s) for Part redo for Part B resador Part B keyboard shortcuts for Part B help for Part B X(g) = Y(g) +Z(g) M X Incorrect; Try Again; 4 attempts remaining Time (min) [X] (M) 0.467 0.267 0.187 0.144 0.117 0.099 0.085 0.075 0 1 2 3 4 5 6 7
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