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Text File  |  1993-12-11  |  2KB  |  21 lines

  1. "AST1CAL3 EQUATION VARIABLE","12-11-1993","12:58:52"
  2. "PRESSURE=P+UIF(P)*R*G/NZE(MW)*T/NZE(V) VOLUME=V+UIF(V)*R*G/NZE(MW)*T/NZE(P) GRAMS=G+UIF(G)*P*V*MW/NZE(R*T) MOLEWEIGHT=MW+UIF(MW)*R*G/NZE(P*V)*T TEMP[K]=T+UIF(T)*P*V*MW/NZE(R*G) MOLES=GRAMS/NZE(MOLEWEIGH) DENSITY=GRAMS/NZE(VOLUME)"
  3. "IDEAL GAS, PRESSURE, VOLUME, TEMPERATURE, MOLES, GRAMS,        MOLECULAR WEIGHT, DENSITY.                                                                                                                                      Ideal gases follow the behavior expressed in the ideal gas law:                                                                                                             P * V = N * R * T    gas constant R=0.0821 atm∙L/(mole ∙ K)                                                       R=8.31 J/(mole ∙ K)               where P is pressure in Pascals/atm, V is volume in liters, N is moles and       T is temperature in Kelvin (°C +273). Further, N = grams/(molecular weight) and density = grams/volume.  Select R for either Pascals or atm.  Enter any 4 of theremaining 5 variables as nonzero.  The unknown is entered as 0. Program will    calculate all 5 variables, moles and density.                                                                                                                                                                   (c) Copyright PCSCC, Inc., 1993 *** Answer(s) to problem ***                                                    STP (standard temp and pressure) is T=273 K and p=1 atm and v=22.4 l.  Set      G=0, MW=18 (2*1+16), P=1, R=0.0821, T=273 and V=22.4.  Program will calculate   the grams of water at STP and its density = 0.8030946 g/liter.                                          Type any key to exit.                                                 || Find the density in grams per liter of water at STP.                                                                                                Type comma key to see answer.  Type (F2) to return to application file."
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