order reaction to the rate constant. How does it differ ife of a second- from the equation for a first-order reaction? 13.24 For a first-order reaction, how long will it take for the concentration of reactant to fall to one-eighth its original value? Express your answer in terms of the half-life (t) and in terms of the rate constant k. (i) 13.4 Activatio Depender Review Questio Problems 13.25) What is the half-life of a compound if 75 percent of a given sample of the compound decomposes in 60min? Assume first-order kinetics. 13.31 Define a energy p 13.32 Write the 13.26) The thermal decomposition of phosphine (PH3) into 13.33 Use the phosphorus and molecular hydrogen is a first-order reaction: constant activatio temperat 4PH3(g) P4(g) + 6H2(g) 13.34 The burn mic reac The half-life of the reaction is 35.0 s at 680°C. Cal- gas can culate (a) the first-order rate constant for the reac- tion and (b) the time required for 95 percent of the phosphine to decompose. change. 13.35 Sketch plot for 13.27 / The rate constant for the second-order reaction (a) S(s 2NOBR(g) 2NO(g) + Br2(g) is 0.80/M s at 10°C. (a) Starting with a concentra- tion of 0.086 M, calculate the concentration of NOBr after 22 s. (b) Calculate the half-lives when [NOBR]o = 0.072 M and [NOBr]o = 0.054 M. (b) Cl2 13.36 The rea for mar action %3D %3D 13.28 The rate constant for the second-order reaction Problems 2NO2(g) 2NO(g) + O2(g) 13.37 (1) The 1/T for is 0.54/M s at 300°C. How long (in seconds) would it take for the concentration of NO, to decrease from constar reactio 0.62 M to 0.28 M? agram tion at 13.29 Consider the first-order reaction A B shown here. (a) What is the rate constant of the reaction? (b) How many A (yellow) and B (blue) molecules are present att 20 s and 30 s? corresp %3D
order reaction to the rate constant. How does it differ ife of a second- from the equation for a first-order reaction? 13.24 For a first-order reaction, how long will it take for the concentration of reactant to fall to one-eighth its original value? Express your answer in terms of the half-life (t) and in terms of the rate constant k. (i) 13.4 Activatio Depender Review Questio Problems 13.25) What is the half-life of a compound if 75 percent of a given sample of the compound decomposes in 60min? Assume first-order kinetics. 13.31 Define a energy p 13.32 Write the 13.26) The thermal decomposition of phosphine (PH3) into 13.33 Use the phosphorus and molecular hydrogen is a first-order reaction: constant activatio temperat 4PH3(g) P4(g) + 6H2(g) 13.34 The burn mic reac The half-life of the reaction is 35.0 s at 680°C. Cal- gas can culate (a) the first-order rate constant for the reac- tion and (b) the time required for 95 percent of the phosphine to decompose. change. 13.35 Sketch plot for 13.27 / The rate constant for the second-order reaction (a) S(s 2NOBR(g) 2NO(g) + Br2(g) is 0.80/M s at 10°C. (a) Starting with a concentra- tion of 0.086 M, calculate the concentration of NOBr after 22 s. (b) Calculate the half-lives when [NOBR]o = 0.072 M and [NOBr]o = 0.054 M. (b) Cl2 13.36 The rea for mar action %3D %3D 13.28 The rate constant for the second-order reaction Problems 2NO2(g) 2NO(g) + O2(g) 13.37 (1) The 1/T for is 0.54/M s at 300°C. How long (in seconds) would it take for the concentration of NO, to decrease from constar reactio 0.62 M to 0.28 M? agram tion at 13.29 Consider the first-order reaction A B shown here. (a) What is the rate constant of the reaction? (b) How many A (yellow) and B (blue) molecules are present att 20 s and 30 s? corresp %3D
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
Related questions
Question
13.27
![order reaction to the rate constant. How does it differ
ife of a second-
from the equation for a first-order reaction?
13.24 For a first-order reaction, how long will it take for
the concentration of reactant to fall to one-eighth its
original value? Express your answer in terms of the
half-life (t) and in terms of the rate constant k.
(i)
13.4 Activatio
Depender
Review Questio
Problems
13.25) What is the half-life of a compound if 75 percent of
a given sample of the compound decomposes in
60min? Assume first-order kinetics.
13.31 Define a
energy p
13.32 Write the
13.26) The thermal decomposition of phosphine (PH3) into
13.33 Use the
phosphorus and molecular hydrogen is a first-order
reaction:
constant
activatio
temperat
4PH3(g) P4(g) + 6H2(g)
13.34 The burn
mic reac
The half-life of the reaction is 35.0 s at 680°C. Cal-
gas can
culate (a) the first-order rate constant for the reac-
tion and (b) the time required for 95 percent of the
phosphine to decompose.
change.
13.35 Sketch
plot for
13.27 / The rate constant for the second-order reaction
(a) S(s
2NOBR(g) 2NO(g) + Br2(g)
is 0.80/M s at 10°C. (a) Starting with a concentra-
tion of 0.086 M, calculate the concentration of
NOBr after 22 s. (b) Calculate the half-lives when
[NOBR]o = 0.072 M and [NOBr]o = 0.054 M.
(b) Cl2
13.36 The rea
for mar
action
%3D
%3D
13.28 The rate constant for the second-order reaction
Problems
2NO2(g) 2NO(g) + O2(g)
13.37 (1) The
1/T for
is 0.54/M s at 300°C. How long (in seconds) would
it take for the concentration of NO, to decrease from
constar
reactio
0.62 M to 0.28 M?
agram
tion at
13.29 Consider the first-order reaction A B shown
here. (a) What is the rate constant of the reaction?
(b) How many A (yellow) and B (blue) molecules
are present att 20 s and 30 s?
corresp
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdce7689d-4520-4a5f-90cf-3f573cfd3075%2F7218f8cd-9537-44ac-aa8b-e146eefc1ef4%2Fx05a188.jpeg&w=3840&q=75)
Transcribed Image Text:order reaction to the rate constant. How does it differ
ife of a second-
from the equation for a first-order reaction?
13.24 For a first-order reaction, how long will it take for
the concentration of reactant to fall to one-eighth its
original value? Express your answer in terms of the
half-life (t) and in terms of the rate constant k.
(i)
13.4 Activatio
Depender
Review Questio
Problems
13.25) What is the half-life of a compound if 75 percent of
a given sample of the compound decomposes in
60min? Assume first-order kinetics.
13.31 Define a
energy p
13.32 Write the
13.26) The thermal decomposition of phosphine (PH3) into
13.33 Use the
phosphorus and molecular hydrogen is a first-order
reaction:
constant
activatio
temperat
4PH3(g) P4(g) + 6H2(g)
13.34 The burn
mic reac
The half-life of the reaction is 35.0 s at 680°C. Cal-
gas can
culate (a) the first-order rate constant for the reac-
tion and (b) the time required for 95 percent of the
phosphine to decompose.
change.
13.35 Sketch
plot for
13.27 / The rate constant for the second-order reaction
(a) S(s
2NOBR(g) 2NO(g) + Br2(g)
is 0.80/M s at 10°C. (a) Starting with a concentra-
tion of 0.086 M, calculate the concentration of
NOBr after 22 s. (b) Calculate the half-lives when
[NOBR]o = 0.072 M and [NOBr]o = 0.054 M.
(b) Cl2
13.36 The rea
for mar
action
%3D
%3D
13.28 The rate constant for the second-order reaction
Problems
2NO2(g) 2NO(g) + O2(g)
13.37 (1) The
1/T for
is 0.54/M s at 300°C. How long (in seconds) would
it take for the concentration of NO, to decrease from
constar
reactio
0.62 M to 0.28 M?
agram
tion at
13.29 Consider the first-order reaction A B shown
here. (a) What is the rate constant of the reaction?
(b) How many A (yellow) and B (blue) molecules
are present att 20 s and 30 s?
corresp
%3D
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