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Unformatted text preview: were pumped into a tank with a volume of 5.0 L. Calculate the partial pressure of each gas and the total pressure in the tank at 25C. Solution Where are we going? To determine the partial pressure of each gas To determine the total pressure in the tank at 25C What do we know? He O 2 Tank p 1.00 atm 1.00 atm ? atm V 46 L 12 L 5.0 L I T 25C + 273 = 298 K 25C + 273 = 298 K 25C + 273 = 298 K What information do we need? ,/ Ideal gas law PV = nRT ,/ R = 0.08206 L . atmlK . mol How do we get there? How many moles are present for each gas? PV n = RT nRT P=-V (1.9 mcl:)(0.08206 1; . atrn/K . mcl:)(298 K) PH = = 9.3 atm e 5.01; (0.49 mcl:)(0.08206 1; . atm/K . mcl:)(298 K) Po = = 2.4 atm 2 5.01;...
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This note was uploaded on 12/13/2010 for the course CHEM 2301 taught by Professor Bill during the Spring '10 term at South Texas College.
- Spring '10
- Organic chemistry