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by BlastRoom
Calculate total, missing, and dry-gas pressures in gas mixtures.
#chemistry
18 questions
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A gas mixture contains O2 at 0.40 atm, N2 at 0.75 atm, and CO2 at 0.10 atm. What is the total pressure?
A gas cylinder has a total pressure of 98 kPa. Helium contributes 31 kPa and argon contributes 24 kPa. What is the partial pressure of O2?
A mixture contains Ne at 210 torr, Xe at 85 torr, and Kr at 125 torr. What total pressure does the mixture exert?
A container's total pressure is 3.60 atm. H2 has a partial pressure of 1.10 atm and N2 has 0.95 atm. What is the partial pressure of CH4?
A sample of air has N2 at 78.0 kPa, O2 at 21.0 kPa, and Ar at 0.9 kPa. What is the total pressure?
A gas mixture has a total pressure of 760 mmHg. CO2 contributes 190 mmHg and He contributes 250 mmHg. What is the partial pressure of N2?
A mixture contains NH3 at 35 kPa, H2 at 118 kPa, and N2 at 42 kPa. What is the total pressure?
A mixture has a total pressure of 900 torr. Helium has a mole fraction of 0.30. What is helium's partial pressure?
The total pressure in a gas mixture is 1.80 atm, and CH4 has a mole fraction of 0.25. What is the partial pressure of CH4?
A gas mixture has a total pressure of 102 kPa. N2 makes up a mole fraction of 0.780. What is the partial pressure of N2?
A gas mixture has a total pressure of 2.40 atm. Argon's mole fraction is 0.15. What partial pressure does argon exert?
In a mixture at 650 mmHg total pressure, CO2 has a mole fraction of 0.40. What is PCO2?
Hydrogen gas is collected over water. The total pressure is 752 mmHg, and the water vapor pressure is 22 mmHg. What is the pressure of dry H2?
O2 is collected over water at a total pressure of 98.6 kPa. The water vapor pressure is 3.2 kPa. What is the dry O2 pressure?
N2 is collected over water. The total pressure is 0.982 atm and the water vapor pressure is 0.031 atm. What is the dry N2 pressure?
A CO2 sample is collected over water at 745 torr. If the water vapor pressure is 19 torr, what is the pressure of dry CO2?
A gas collected over water has a total pressure of 101.3 kPa. The water vapor pressure is 2.7 kPa. What is the dry gas pressure?
Hydrogen is collected over water at a total pressure of 765 mmHg. The water vapor pressure is 26 mmHg. What pressure is due to dry H2 only?
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