Download - By: Ashlee Katie & Jaselyn
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By: Ashlee Katie &JaselynChapter 11
Gas Laws
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Ideal Gas Law
Combined Gas Law
Movement of Gases Potpourri
100 100 100 100
200 200 200 200
300 300 300 300
400 400 400 400
500 500 500 500
Final Jeopardy
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100 Ideal Gas Law
How many moles of nitrogen gas are contained in a sample vial having a volume of 1.78 L if the temperature of the gas is 27.0oC and the pressure is 750.0 mm Hg?
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200 Ideal Gas LawWhat type of gases, under what conditions, are most likely to deviate from the ideal gas law?
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300 Ideal Gas Law
Find the density of ammonia gas at 735 mm Hg and 25oC.
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400 Ideal Gas LawAn unknown gas has a mass of 0.846g and fills a bulb with a volume of 345 mL. The pressure is 752 mm Hg at 100oC . Find the molar mass of the gas.
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The density of a gas at standard temperature and pressure is 1.96 g/L. What is the molar mass of the gas?
500 Ideal Gas Law
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A certain mass of chlorine gas occupies a volume of 50.0 mL at a temperature of 232 C and a pressure of 700 mm Hg. What volume will this same mass of gas occupy at STP?
100 Gas Laws
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200 Gas Laws
A mixture of gases consists of 2 mol of N2, 1 mol of CH4, and 1.5 mol of O2. If the total pressure of this mixture is 850 mm Hg, what is the mole fraction and partial pressure of each gas?
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300 Gas Laws
A mixture of 0.0625 mol of O2 and .0507 mol of SO2 exerts how many atmospheres of pressure inside a 2.00 L container at 300K?
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400 Gas Laws
A sample of oxygen gas having a volume of 56.0 mL is collected by water displacement at a temperature of 20oC and a pressure of 710.0 mm Hg. Determine the volume of this oxygen sample as a dry gas at STP. (The vapor pressure of water is 17.5 mmHg at 20oC.)
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500 Gas Laws
Which laws, Boyles, Charles’, Gay-Lussac’s, and Avogadro’s are inverse, and which are direct, proportions? How do the graphs of each compare
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100 Gas MovementWhich effuses faster under the same conditions of temperature and pressure, O2 or SO2 gas?, Why?
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Compare the velocity and kinetic energy of hydrogen and oxygen gas at the same temperature. Explain the relationship between their velocities mathematically.
200 Gas Movement
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300 Gas Movement
Under the same conditions of temperature and pressure, methane effuses through a porous filter at a rate 2.3 times as fast as an unknown gas. What is the molar mass of the unknown gas?
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400 Gas Movement
Calculate the rms speed of helium gas at 20oC.
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500 Gas MovementWhat units for rate can be used in Graham’s Law?
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What does STP mean? What are STP conditions?
100 Potpourri
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200 Potpourri
Why must Kelvin temperatures be used in gas law calculations? What is the meaning of 0K?
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300 PotpourriWhen you collect a gas in a closed tube, how do you determine the pressure of that gas? Explain the calculation you might need to perform.
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400 Potpourri
A sample of nitrogen gas at 25oC and 765 mm Hg occupies a volume of 2.5 L. What volume will an equal number of moles of helium gas occupy at the same conditions?
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If 0.095 g of octane is completely combusted in excess oxygen, what will be the pressure of the water vapor formed in a 4.75 L flask at 30.0oC?
500 Potpourri
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Daily Double
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Final Jeopardy
Make Your Wager
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Final Jeopardy
The empirical formula of a hydrocarbon is CH3. When 0.500 mol of the hydrocarbon were completely combusted, 67.2L of carbon dioxide were collected at STP. Find the molecular formula.