REFRIGERANT
TEMP
_____________________
TEMP
______________________
TEMP
________________________
°F
12
22
134a
502
°F
12
22
134a
502
°F
12
22
134a
502
-60
19.0
12.0
7.2
12
15.8
34.7
13.2
43.2
42
38.8
71.4
37.0
83.8
-55
17.3
9.2
3.8
13
16.4
35.7
13.8
44.3
43
39.8
73.0
38.0
85.4
-50
15.4
6.2
0.2
14
17.1
36.7
14.4
45.4
44
40.7
74.5
39.0
87.0
-45
13.3
2.7
1.9
15
17.7
37.7
15.1
46.5
45
41.7
76.0
40.1
88.7
-40
11.0
0.5
14.7
4.1
16
18.4
38.7
15.7
47.7
46
42.6
77.6
41.1
90.4
-35
8.4
2.6
12.4
6.5
17
19.0
39.8
16.4
48.8
47
43.6
79.2
42.2
92.1
-30
5.5
4.9
9.7
9.2
18
19.7
40.8
17.1
50.0
48
44.6
80.8
43.3
93.9
-25
2.3
7.4
6.8
12.1
19
20.4
41.9
17.7
51.2
49
45.7
82.4
44.4
95.6
-20
0.6
10.1
3.6
15.3
20
21.0
43.0
18.4
52.4
50
46.7
84.0
45.5
97.4
-18
1.3
11.3
2.2
16.7
21
21.7
44.1
19.2
53.7
55
52.0
92.6
51.3
106.6
-16
2.0
12.5
0.7
18.1
22
22.4
45.3
19.9
54.9
60
57.7
101.6
57.3
116.4
-14
2.8
13.8
0.3
19.5
23
23.2
46.4
20.6
56.2
65
63.8
111.2
64.1
126.7
-12
3.6
15.1
1.2
21.0
24
23.9
47.6
21.4
57.5
70
70.2
121.4
71.2
137.6
-10
4.5
16.5
2.0
22.6
25
24.6
48.8
22.0
58.8
75
77.0
132.2
78.7
149.1
-8
5.4
17.9
2.8
24.2
26
25.4
49.9
22.9
60.1
80
84.2
143.6
86.8
161.2
-6
6.3
19.3
3.7
25.8
27
26.1
51.2
23.7
61.5
85
91.8
155.7
95.3
174.0
-4
7.2
20.8
4.6
27.5
28
26.9
52.4
24.5
62.8
90
99.8
168.4
104.4
187.4
-2
8.2
22.4
5.5
29.3
29
27.7
53.6
25.3
64.2
95
108.2
181.8
114.0
201.4
0
9.2
24.0
6.5
31.1
30
28.4
54.9
26.1
65.6
100
117.2
195.9
124.2
216.2
1
9.7
24.8
7.0
32.0
31
29.2
56.2
26.9
67.0
105
126.6
210.8
135.0
231.7
2
10.2
25.6
7.5
32.9
32
30.1
57.5
27.8
68.4
110
136.4
226.4
146.4
247.9
3
10.7
26.4
8.0
33.9
33
30.9
58.8
28.7
69.9
115
146.8
242.7
158.5
264.9
4
11.2
27.3
8.6
34.9
34
31.7
60.1
29.5
71.3
120
157.6
259.9
171.2
282.7
5
11.8
28.2
9.1
35.8
35
32.6
61.5
30.4
72.8
125
169.1
277.9
184.6
301.4
6
12.3
29.1
9.7
36.8
36
33.4
62.8
31.3
74.3
130
181.0
296.8
198.7
320.8
7
12.9
30.0
10.2
37.9
37
34.3
64.2
32.2
75.8
135
193.5
316.6
213.5
341.2
8
13.5
30.9
10.8
38.9
38
35.2
65.6
33.2
77.4
140
206.6
337.2
229.1
362.6
9
14.0
31.8
11.4
39.9
39
36.1
67.1
34.1
79.0
145
220.3
358.9
245.5
385.0
10
14.6
32.8
11.9
41.0
40
37.0
68.5
35.1
80.5
150
234.6
381.5
262.7
408.4
11
15.2
33.7
12.5
42.1
41
37.9
70.0
36.0
82.1
155
249.5
405.1
280.7
432.9
An R-22 cylinder containing enough refrigerant to have liquid refrigerant in it, is in a truck with a temperature of 120°F. What would be the psig pressure in the cylinder?
A. 255.7 psig
B. 259.9 psig
C. 267.0 psig
D. 271.5 psig
Answer: B
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