CHEMISTRY- 6.6 Mixture of Gases and Partial
Pressures- STUDY GUIDE WITH 100% CORRECT
SOLUTIONS
Mixture of Gases - ✔✔Combination of different gas types in one sample.
Dry Air Composition - ✔✔Contains nitrogen, oxygen, argon, carbon dioxide.
Ideal Gas - ✔✔Gas with no intermolecular interactions.
Partial Pressure - ✔✔Pressure exerted by an individual gas component.
Dalton's Law - ✔✔Total pressure equals sum of partial pressures.
Ideal Gas Law - ✔✔PV=nRT; relates pressure, volume, temperature, moles.
Total Pressure - ✔✔Overall pressure of a gas mixture.
Mole Fraction - ✔✔Ratio of moles of component to total moles.
Equation 6.7 - ✔✔Calculates partial pressure from ideal gas law.
Equation 6.8 - ✔✔Total pressure equals sum of individual partial pressures.
Equation 6.9 - ✔✔Combines total pressure and partial pressures.
, Equation 6.10 - ✔✔Relates moles of component to total moles.
Equation 6.11 - ✔✔Defines mole fraction in a gas mixture.
Equation 6.12 - ✔✔Partial pressure equals mole fraction times total pressure.
Percent by Volume - ✔✔Mole fraction expressed as a percentage.
Total Moles - ✔✔Sum of all gas component moles in mixture.
Trace Gases - ✔✔Gases present in very small amounts.
Helium - ✔✔A noble gas, often used in mixtures.
Neon - ✔✔Inert gas, commonly found in gas mixtures.
Argon - ✔✔Noble gas, contributes to air's composition.
Example Problem - ✔✔Calculates mass of argon using partial pressures.
Pressure Units - ✔✔Commonly measured in atm or mmHg.
Partial Pressure - ✔✔Pressure exerted by a single gas in a mixture.
Molar Mass of Argon - ✔✔Mass of one mole of argon, approximately 39.95 g.
Pressures- STUDY GUIDE WITH 100% CORRECT
SOLUTIONS
Mixture of Gases - ✔✔Combination of different gas types in one sample.
Dry Air Composition - ✔✔Contains nitrogen, oxygen, argon, carbon dioxide.
Ideal Gas - ✔✔Gas with no intermolecular interactions.
Partial Pressure - ✔✔Pressure exerted by an individual gas component.
Dalton's Law - ✔✔Total pressure equals sum of partial pressures.
Ideal Gas Law - ✔✔PV=nRT; relates pressure, volume, temperature, moles.
Total Pressure - ✔✔Overall pressure of a gas mixture.
Mole Fraction - ✔✔Ratio of moles of component to total moles.
Equation 6.7 - ✔✔Calculates partial pressure from ideal gas law.
Equation 6.8 - ✔✔Total pressure equals sum of individual partial pressures.
Equation 6.9 - ✔✔Combines total pressure and partial pressures.
, Equation 6.10 - ✔✔Relates moles of component to total moles.
Equation 6.11 - ✔✔Defines mole fraction in a gas mixture.
Equation 6.12 - ✔✔Partial pressure equals mole fraction times total pressure.
Percent by Volume - ✔✔Mole fraction expressed as a percentage.
Total Moles - ✔✔Sum of all gas component moles in mixture.
Trace Gases - ✔✔Gases present in very small amounts.
Helium - ✔✔A noble gas, often used in mixtures.
Neon - ✔✔Inert gas, commonly found in gas mixtures.
Argon - ✔✔Noble gas, contributes to air's composition.
Example Problem - ✔✔Calculates mass of argon using partial pressures.
Pressure Units - ✔✔Commonly measured in atm or mmHg.
Partial Pressure - ✔✔Pressure exerted by a single gas in a mixture.
Molar Mass of Argon - ✔✔Mass of one mole of argon, approximately 39.95 g.
