Exam 5: The Properties of Gases
Exam 1: The Quantum World100 Questions
Exam 2: Quantum Mechanics in Action: Atoms100 Questions
Exam 3: Chemical Bonds83 Questions
Exam 4: Molecular Shape and Structure95 Questions
Exam 5: The Properties of Gases94 Questions
Exam 6: Liquids and Solids95 Questions
Exam 7: Inorganic Materials100 Questions
Exam 8: Thermodynamics: The First Law94 Questions
Exam 9: Thermodynamics: The Second and Third Laws95 Questions
Exam 10: Physical Equilibria94 Questions
Exam 11: Chemical Equilibria94 Questions
Exam 12: Acids and Bases94 Questions
Exam 13: Aqueous Equilibria94 Questions
Exam 14: Electrochemistry94 Questions
Exam 15: Chemical Kinetics93 Questions
Exam 16: The Elements: the Main Group Elements189 Questions
Exam 17: The Elements: The D Block94 Questions
Exam 18: Nuclear Chemistry95 Questions
Exam 19: Organic Chemistry I94 Questions
Exam 20: Organic Chemistry II95 Questions
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Ammonium nitrate can decompose according to the following equation: NH4NO3(s) N2O(g)+ 2H2O(g)
How many liters of gas are produced by decomposition of 160 g of ammonium nitrate at -25 C and 86.0 kPa?
(Multiple Choice)
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Consider the following reaction: 4NaO2(s)+ 2CO2(g) 2Na2CO3(s)+ 3O2(g)
How many moles of NaO2 are needed to react with 75.0 L of carbon dioxide at STP?
(Multiple Choice)
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The main composition of dry air at sea level is about 75.5% nitrogen,23.1% oxygen,and 1.3% argon.In a 1.00-g sample of dry air at 1.00 atm,calculate the partial pressure of argon gas.
(Short Answer)
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If the compression factor,Z,is less than one for a given gas,the van der Waals coefficient "a" is dominant for real gases.True or false?
(True/False)
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What is the pressure inside a system when the system-side column in an open mercury manometer is 75.0 mm lower than the atmosphere side when the atmospheric pressure is 735 mmHg?
(Multiple Choice)
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How many atoms of helium occupy 100.0 mL if the temperature is 100.°C and the pressure is 1.00 × 10-2 Torr?
(Multiple Choice)
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Oxygen can be produced in the laboratory by the following reaction: 2KClO3(s) 2KCl(s)+ 3O2(g)
How many moles of potassium chlorate are needed to produce 2.75 L of oxygen,collected over water at 37 C and 94.9 kPa? The vapor pressure of water at 37 C is
6.28 kPa.
(Multiple Choice)
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The value of the gas law constant,R,in units of L.kPa.mol-1.K-1 is
(Multiple Choice)
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Consider two flasks at 25 C,one contains an ideal gas and the other contains the real gas SO3.Which statement regarding these gases is true?
(Multiple Choice)
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Consider the following van der Waals coefficients:
Which of the following gases has the smallest attractive forces?

(Multiple Choice)
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Calculate the number of moles of oxygen gas collected by displacement of water at 14.0 C if the atmospheric pressure is 790.Torr and the volume is 5.00 L.The vapor pressure of water at 14.0 C is 12.0 Torr.
(Multiple Choice)
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Consider both nitrogen and chlorine as ideal gases.
(a)What is the molar kinetic energy of nitrogen gas at 25 C?
(b)At 25 C,the molar kinetic energy of chlorine gas is ___________________________(equal to,greater than,less than)the molar kinetic energy of nitrogen.
(Short Answer)
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What mass of zinc metal is required to produce 12.0 L of hydrogen gas at exactly 0°C and 2.00 atm by reaction of the metal with excess strong acid?
(Multiple Choice)
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Which molecules of the following gases will have the greatest root mean square speed?
(Multiple Choice)
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