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The following data were obtained for the adsorption of n-butane on a porous solid (catalyst). Adsorbed...
The following data were obtained for the adsorption of n-butane on a porous solid (catalyst).
|
Adsorbed amount in mmol/g |
||
|
Pressure (kPa) |
85 °C |
150 °C |
|
0.67 |
0.51 |
0.13 |
|
1.33 |
0.85 |
0.25 |
|
2.67 |
0.98 |
0.40 |
|
5.33 |
1.09 |
0.59 |
|
10.67 |
1.18 |
0.76 |
|
21.33 |
1.25 |
0.89 |
|
33.33 |
1.30 |
0.96 |
If the area occupied by a n-butane molecule is 0.55 nm2 at 85 °C, estimate the surface area of the catalyst (in m2/g) assuming Langmuir adsorption isotherm.
Solutions
Amanda K answered 2 weeks agoRelated Solutions
The following data were obtained for the adsorption of n-butane on a porous solid (catalyst). Adsorbed...
The following data were obtained for the adsorption of
n-butane on a porous solid (catalyst).
Adsorbed amount in mmol/g
Pressure (kPa)
85 °C
150 °C
0.67
0.51
0.13
1.33
0.85
0.25
2.67
0.98
0.40
5.33
1.09
0.59
10.67
1.18
0.76
21.33
1.25
0.89
33.33
1.30
0.96
Calculate the area (in m2) occupied by a n-butane
molecule at 150°C.
The following data were obtained from a two‑factor independent-measures experiment. &n
The following data were obtained from a two‑factor
independent-measures experiment.
B1
B2
A1
M = 22
T = 440
SS = 1540
M = 15
T = 300
SS = 1270
n = 20 for all cells
A2
M = 17
T = 340
SS = 1320
M = 18
T = 360
SS = 1266
G =
1440
N =
80
ΣX2 = 31,836
- Following the steps of a hypothesis test, determine if...
The following data were obtained from a two-factor independent-measures experiment with n = 5 participants in...
The following data were obtained from a two-factor
independent-measures experiment with n = 5 participants in
each treatment condition
AROUSAL
LOW
MEDIUM
HIGH
DRUG
Control
M = 3
M = 6
M = 9
Cannibis
M = 3
M = 4
M = 3
DV = Number of errors
State the hypotheses for each of the three separate tests
included in the two-factor ANOVA. 2) Draw a graph...
The following data were obtained from a two-factor independent-measures experiment with n = 5 participants in...
The following data were obtained from a two-factor
independent-measures experiment with n = 5 participants in
each treatment condition.
AROUSAL
LOW
MEDIUM
HIGH
DRUG
Control
M = 3
M = 6
M = 9
Cannibis
M = 3
M = 4
M = 3
DV = Number of errors
1). State the hypotheses for each of
the three separate tests included in the two-factor ANOVA. 2) Draw
a...
The following data were obtained from a two-factor independent-measures experiment with n = 5 participants in each...
The following data were obtained from a two-factor
independent-measures experiment with n = 5
participants in each treatment condition. What is the F-value for
the interaction/AxB effect
B1 B2 B3
A1
M = 3 T = 15 SS = 18
M = 6 T = 30 SS = 28
M = 9 T = 45 SS = 26
A2
M = 1 T = 5 SS = 8
M = 4 T = 20 SS = 20
M = 1...
The following kinetic data were obtained for an enzyme in the absence of inhibitor (1)
Enzymes Kinetics:The following kinetic data were obtained for an enzyme in the absence of inhibitor (1), and in the presence of two
different inhibitors (2) and (3) at 5 mM concentration. Assume [Etotal] is the same in each experiment.
[S](mM)
1
ν(μmol/mL. sec)
2
ν(μmol/mL. sec)
3
ν(μmol/mL. sec)
1
12
4.3
5.5
2
20
8
9
4
29
14
13
5
35
21
16
12
40
26
18
a. From a double-reciprocal plot of the data, Determine Vmax...
Two methods were used to measure fluorescence emission of a dye and following data were obtained;...
Two methods were used to measure fluorescence emission of a dye
and following data were obtained;
Method1
Method2
Mean
13.83
13.54
Standard deviation
0.288
0.375
# of measurements
6
6
A) Are the std. deviations are significantly different?
B) Are the means are significantly different?
In a recent survey, the following data were obtained in response to the question “When making...
In a recent survey, the following data were obtained in response
to the question “When making a purchase, do you prefer to pay with
cash or a credit card?” The responses are listed in the table.
Gender Cash Credit Card Total
Males 21 39 60
Females 15 25 40
Total 36 64 100
What is the probability that a randomly selected person is a
female and prefers to pay with cash?
The following data were obtained from a batch experiment for the reaction where A is converted...
The following data were obtained from a batch experiment for the
reaction where A is converted to B.
1)Determine the order of the
reaction
Time (min)
0
10
20
40
60
80 100
A (mg/lit)
100
74
55
30
17
9 5
2) Consider a first order reaction taking place in a batch
reactor.
Develop an expression for the
detention time in the reactor.
The following data were obtained from the accounting information system of Attawfik Corporation:
The following data were obtained from the accounting information system of Attawfik Corporation:
Units Total Cost
Month Produced
January 60 SAR1,533.4
February 50 1,300
March 80 2,000
April 30 833.5
a. Use the data for February and March and the two - point method to determine a cost function.
b. Use the high - low method to determine a cost function.
C. How do you think that a cost function may provide poor estimates of future costs?
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