The most abundant element in the air you breath
what is nitrogen
gallon of water weighs
what is 8.33
atmospheric at sea level
what is 14.7 PSIA
12,000
what is btu's per ton of refrigeration
____ PSI per foor
what is .433
21% of the air you breath
what is oxygen
specific heat of pure water
what is 1
gauge pressure at sea level
0 PSIG
temperature above saturation
what is super heat
______ feet per PSI
what is 2.31
approx 400ppm
what is carbon dioxide
62.30
what is pounds of water in a cubic foot
29.92" h.g
what is perfect vacuum
temperature below saturation
What is sub-cooling
temperature water is most dense
what is 39°F
specific heat formula
BTUh= CFM x TD X 1.08
gallons per cubic foot
what is 7.48
what is 760,000
typical CFM for an air conditioning system
what is 400
absolute zero in °F
what is -460
.074
what is the weight of dry air for cubic foot
.036
weight of cubic inch of water
perfect vacuum =___________mm H.G
760
BTU's to change ice to water per pound
what is 144
Absolute zero °C
what is -273