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...
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![Problems of physical chemistry
1) Caleulate the molar conductance of KCI solution (0.1M), if the specific conductivity for the
solution equal:
K = 0.012896 Q'cm
2) Give the reaction rate expressions for:
NOz) + CO → NO)
+ CO2g)
4NH3g) + 502g) + 4NOg) + 6H2Og)
3)
Determine the rate law and calculate the rate constant for
the following reaction from the following data:
S,0,2 (aq) + 3I (aq) 2S0,2 (aq) + l3 (aq)
Initial Rate
Experiment
[S,0,21
[1]
(M/s)
rate = k [S,0,2][I]Y
y = 1
X = 1
rate = k [S,O,2I]
1
0.08
0.034
2.2 x 104
2
0.08
0.017
1.1 x 10-4
3
0.16
0.017
2.2 x 10-4
Double [l'], rate doubles (experiment 1 & 2)
Double [S,O,2], rate doubles (experiment 2 & 3)
rate
2.2 x 10-4 MIs
k =
= 0.08/M-s
%3D
(0.08 M)(0.034 M)
4) If the rate of the reaction { D Products} is 0.0301'min when the concentration of (D) was
0.150M. what the value of rate constant if the order of the reaction:
* Zero
* First * Second
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Transcribed Image Text:Problems of physical chemistry
1) Caleulate the molar conductance of KCI solution (0.1M), if the specific conductivity for the
solution equal:
K = 0.012896 Q'cm
2) Give the reaction rate expressions for:
NOz) + CO → NO)
+ CO2g)
4NH3g) + 502g) + 4NOg) + 6H2Og)
3)
Determine the rate law and calculate the rate constant for
the following reaction from the following data:
S,0,2 (aq) + 3I (aq) 2S0,2 (aq) + l3 (aq)
Initial Rate
Experiment
[S,0,21
[1]
(M/s)
rate = k [S,0,2][I]Y
y = 1
X = 1
rate = k [S,O,2I]
1
0.08
0.034
2.2 x 104
2
0.08
0.017
1.1 x 10-4
3
0.16
0.017
2.2 x 10-4
Double [l'], rate doubles (experiment 1 & 2)
Double [S,O,2], rate doubles (experiment 2 & 3)
rate
2.2 x 10-4 MIs
k =
= 0.08/M-s
%3D
(0.08 M)(0.034 M)
4) If the rate of the reaction { D Products} is 0.0301'min when the concentration of (D) was
0.150M. what the value of rate constant if the order of the reaction:
* Zero
* First * Second
1
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