vapor pressure of water (torr) as a function of temperature ( oC)
T VP T VP T VP T VP 0 4.58 21 18.65 35 42.2 92 567.0 5 6.54 22 19.83 40 55.3 94 610.9 10 9.21 23 21.07 45 71.9 96 657.6 12 10.52 24 22.38 50 92.5 98 707.3 14 11.99 25 23.76 55 118.0 100 760.0 16 13.63 26 25.21 60 149.4 102 815.9 17 14.53 27 26.74 65 187.5 104 875.1 18 15.48 28 28.35 70 233.7 106 937.9 19 16.48 29 30.04 80 355.1 108 1004.4 20 17.54 30 31.82 90 525.8 110 1074.6