The following data are available for carbon tetrachloride: Tc = 283.3 °C and P = 4.56 MPa and Zc = 0.272 Vapor pressure (MPa) 0.5065 Temperature (°C) 141.7 1.013 178.0 2.026 222.0 Using this information, complete the following: (a) Compute the heat of vaporization (AvapH) of carbon tetrachloride at 200 °C (in J mol-¹).

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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(4)
3
(a)
(b)
(c)
Avap H = 2.93 x 104J/mol
Ja (
Avap H = T₂ / H - HIG
Tc
H
T
sat
vap
Te sat
119.
- by HIG
= by To
x by Tc
Avap H = 21,870 J/mol
Transcribed Image Text:(4) 3 (a) (b) (c) Avap H = 2.93 x 104J/mol Ja ( Avap H = T₂ / H - HIG Tc H T sat vap Te sat 119. - by HIG = by To x by Tc Avap H = 21,870 J/mol
4. The following data are available for carbon tetrachloride:
HGHc (1 cal = 4.184 J)
Vapor pressure (MPa) 0.5065
Temperature (°C)
141.7
Using this information, complete the following:
(a) Compute the heat of vaporization (AvapH) of carbon tetrachloride at 200 °C (in
J mol-¹).
15.0
(b) Derive the following expression, which can be used to compute the heat of
vaporization from the principle of corresponding states:
14.0
13.0
12.0
11.0
I
10.0 ++
I
9.0
7.0
(c) Compute the heat of vaporization of carbon tetrachloride at 200 °C (in J mol-¹)
using the principle of corresponding states. (Hint: Figure 6.6-4 will be useful for
solving this part of the problem)
8.0 H
6.0
5.0
4.0
3.0
2.0
1.0
0
I
0.75
I
1
I
T
1
I
*Starting with the following equation: AvapH = (HV) sat -
vap
1
I
0.1
Saturated liquid,
I
il
0.80
!
I
il
Il
|
T
||
1
T
I
0.85
11
I
Tc283.3 °C and P = 4.56 MPa and Zc = 0.272
11
I
J
I
I
I
I
I
Saturated gas
090-7
|||
||| I
11
HI
0.90
AvapH = Tc
0.95
LIN
¡0.921 i
II
10.941 1
i
!0.961
I T 110.98
||
||| !I
I T
II
||
0.2 0.3 0.4 0.5
il
~ - (²-1)
H - HIG
sat
Tc
vap
2.00
1.0
H-HIG
Tc
T,
3.00
2.0
Reduced pressure, P,
Generalized enthalpy departure
from ideal gas behavior
(per mole of gas or liquid, Z = 0.27)
+0.50
*0.60
*0.70
-0.80
0.90
0.94
-0.98
1.02
1.06'
1.10.
1.20
1.30
1.013
178.0
1.50
1.70
1.90
2.20
2.60
3.00
3.0 4.0 5.0
0.55
0.65
0.75
0.85
0.92
0.96
1.0
1.04
1.08
1.15
1.25
1.40
1.60
1.80
2.00
2.40
2.80+
4.00
10
10
A
20
0.50
0.55
0.60
0.65
0.80
0.90
1.00
1.10
1.30
1.40
sat
liq
0.70
0.70-9.0
1.50
- (H¹) s
2.60
15.0
14.0
4.00
3.00
13.0
30
12.0
11.0
1.20 5.0
10.0
8.0
7.0
6.0
4.0
1.60
1.80
2.001.0
3.0
2.20
2.400
2.0
2.80-1.0
2.026
222.0
-2.0
sat
vap
Transcribed Image Text:4. The following data are available for carbon tetrachloride: HGHc (1 cal = 4.184 J) Vapor pressure (MPa) 0.5065 Temperature (°C) 141.7 Using this information, complete the following: (a) Compute the heat of vaporization (AvapH) of carbon tetrachloride at 200 °C (in J mol-¹). 15.0 (b) Derive the following expression, which can be used to compute the heat of vaporization from the principle of corresponding states: 14.0 13.0 12.0 11.0 I 10.0 ++ I 9.0 7.0 (c) Compute the heat of vaporization of carbon tetrachloride at 200 °C (in J mol-¹) using the principle of corresponding states. (Hint: Figure 6.6-4 will be useful for solving this part of the problem) 8.0 H 6.0 5.0 4.0 3.0 2.0 1.0 0 I 0.75 I 1 I T 1 I *Starting with the following equation: AvapH = (HV) sat - vap 1 I 0.1 Saturated liquid, I il 0.80 ! I il Il | T || 1 T I 0.85 11 I Tc283.3 °C and P = 4.56 MPa and Zc = 0.272 11 I J I I I I I Saturated gas 090-7 ||| ||| I 11 HI 0.90 AvapH = Tc 0.95 LIN ¡0.921 i II 10.941 1 i !0.961 I T 110.98 || ||| !I I T II || 0.2 0.3 0.4 0.5 il ~ - (²-1) H - HIG sat Tc vap 2.00 1.0 H-HIG Tc T, 3.00 2.0 Reduced pressure, P, Generalized enthalpy departure from ideal gas behavior (per mole of gas or liquid, Z = 0.27) +0.50 *0.60 *0.70 -0.80 0.90 0.94 -0.98 1.02 1.06' 1.10. 1.20 1.30 1.013 178.0 1.50 1.70 1.90 2.20 2.60 3.00 3.0 4.0 5.0 0.55 0.65 0.75 0.85 0.92 0.96 1.0 1.04 1.08 1.15 1.25 1.40 1.60 1.80 2.00 2.40 2.80+ 4.00 10 10 A 20 0.50 0.55 0.60 0.65 0.80 0.90 1.00 1.10 1.30 1.40 sat liq 0.70 0.70-9.0 1.50 - (H¹) s 2.60 15.0 14.0 4.00 3.00 13.0 30 12.0 11.0 1.20 5.0 10.0 8.0 7.0 6.0 4.0 1.60 1.80 2.001.0 3.0 2.20 2.400 2.0 2.80-1.0 2.026 222.0 -2.0 sat vap
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