Water Vapor Pressure
Temperature (°C) Water Vapor Pressure (mm Hg)
0 4.6
10 9.2
15 12. 7
20 17.4
30 31.5
35 41.8
40 55.0
50 92.2
60 149.2Practice TestSectionII
Free-Response Questions Temperature (°C) Water Vapor Pressure (mm Hg)
0 4.6
10 9.2
15 12. 7
20 17.4
30 31.5
35 41.8
40 55.0
50 92.2
60 149.2Practice TestSectionFree-Response Questions