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Determine the percent error in the vapor volume from the real value (experimental data) for n-butane...
Determine the percent error in the vapor volume from the real value (experimental data) for n-butane at 15 bar, 125oC using the follow equations of state:
i) Ideal gas
ii) Van der Waals
iii) Peng Robinson.
Solutions
Amanda K answered 2 years agoRelated Solutions
Compare the Peng-Robinson vapor pressures to the experimental vapor pressures (respresented by Antoines constants) for n-Hexane
Compare the Peng-Robinson vapor pressures to the experimental
vapor pressures (respresented by Antoines constants) for
n-Hexane
A 56.0%/44.0% by volume propane/n-butane mixture is cooled from 375°C to 105°C. FInd the change in...
A 56.0%/44.0% by volume propane/n-butane mixture is cooled from
375°C to 105°C. FInd the change in ethalpy of this mixture by
following the steps below. Assume ideal behavior. a) a) What is the
average molar mass of the mixture?
b) What is the change in specific enthalpy of pure propane from
375°C to 105°C?
c) What is the change in specific enthalpy of pure n-butane from
375°C to 105°C?
d) What is the change in specific enthalpy of the mixture...
A 46.0%/54.0% by volume propane/n-butane mixture is cooled from 255°C to 193°C. FInd the change in...
A 46.0%/54.0% by volume propane/n-butane mixture is cooled from
255°C to 193°C. FInd the change in ethalpy of this mixture by
following the steps below. Assume ideal behavior. a) What is the
average molar mass of the mixture? b) What is the change in
specific enthalpy of pure propane from 255°C to 193°C? c) What is
the change in specific enthalpy of pure n-butane from 255°C to
193°C? d) What is the change in specific enthalpy of the mixture
from...
A 39.0%/61.0% by volume propane/n-butane mixture is cooled from 291°C to 115°C. Assume ideal behavior. a)...
A 39.0%/61.0% by volume propane/n-butane mixture is cooled from
291°C to 115°C. Assume ideal behavior.
a) What is the average molar mass of the mixture?
b) What is the change in specific enthalpy of pure propane from
291°C to 115°C?
c) What is the change in specific enthalpy of pure n-butane from
291°C to 115°C?
d) What is the change in specific enthalpy of the mixture from
291°C to 115°C?
e) What is the change in enthalpy of the mixture...
Some vapor pressure data for ethanol/water are given below. From this data, determine the Henry’s Law...
Some vapor pressure data for ethanol/water are given below.
From this data, determine the Henry’s Law constant for each
substance.
XEthanol
PEthanol (/torr)
PWater (/torr)
0.00
0.00
23.78
0.02
4.28
23.31
0.05
9.96
22.67
0.08
14.84
22.07
0.10
17.65
21.70
0.20
27.02
20.25
0.30
31.23
19.34
0.40
33.93
18.50
0.50
36.86
17.29
0.60
40.23
15.53
0.70
43.94
13.16
0.80
48.24
9.89
0.90
53.45
5.38
0.93
55.14
3.83
0.96
56.87
2.23
0.98
58.02
1.13
1.00
59.20
0.00
Estimate, based on your...
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.
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.
Determine the volume, in ft3, of 2 lb of a two-phase liquid–vapor mixture of Refrigerant 134A...
Determine the volume, in ft3, of 2 lb of a two-phase
liquid–vapor mixture of Refrigerant 134A at 44°F with a quality of
40%.
In the following problem: 1. Determine the value of the margin of error ( E )...
In the following problem:
1. Determine the value of the margin of error ( E ) 2. Construct
the confidence interval. 3. Write a statement that correctly
interprets the confidence interval.
From a Prince Market Research poll in which randomly chosen people
were asked if they felt that U.S. nuclear weapons made them feel
safer the following data was gathered. Construct a 95% confidence
interval for the proportion of all people living in the United
States who felt nuclear weapons...
Determine the margin of error for a confidence interval to estimate the population mean with n=34...
Determine the margin of error for a confidence interval to
estimate the population mean with n=34 and σ=48 for the following
confidence levels.
91%
95%
98%
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