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Additional questions address gas collection over water, diffusion rates and reaction positioning, kinetic energy comparisons at equal standard conditions, and condensation behavior across gases in sealed rigid 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\nGiven formulas and constants(\"AP Equation Sheet\"):  \n   \n\n| GASES.LIQUIDS,AND SOLUTIONS  \u003Cbr>PV=nRT  \u003Cbr>Pᴀ=Pmu×X  \u003Cbr>Pmua=PA+Pa+Pc+.  \u003Cbr>K=℃+273  \u003Cbr>Molarity,M=moles of solute per liter of solution  \u003Cbr>A=ubc   | P=pressure  \u003Cbr>V=volume  \u003Cbr>T'=temperature  \u003Cbr>1n=number of moles  \u003Cbr>m =mass  \u003Cbr>M=molar mass  \u003Cbr>D=density  \u003Cbr>KE=kinetic encrgy  \u003Cbr>r=velocity  \u003Cbr>A=absorbancc  \u003Cbr>a=molar ahsorptivity  \u003Cbr>b=path length  \u003Cbr>C=concentration  \u003Cbr>Gias constant.R=8.314Jmol⁻¹K-¹  \u003Cbr>=0.08206 Latm mol⁻¹K-1  \u003Cbr>=62.36 Ltor mol⁻¹K-  \u003Cbr>l atm=760 m Hg  \u003Cbr>=760 torr  \u003Cbr>STP=0.00°℃ and L.000 am   |\n| --- | --- |\n\n(2008)(0,8)(6 am)= 4.8→ 5ahM=P(X从)(P+)=PA= 0,8We0.aomcl100S/mel Jeb色20.10MM:  \n42.Equal masses of He and Ne are placed in asealed container.What is the partial pressureof He if the total pressure in the container is6 atm?(A)1 atm(B)2 atm(C)3 atm(D)4 atm(E5 atmvdmaso som Ne Ne个P=oadw  \n   \n2008)  \n51.Under which of the following conditions ofhetemperature and pressure would 1.0 mol of thereal gas CO₂(g)behave most like  \nPressure  \nTemperature(+oholp cve recmoHgh,100p  \n(K)  \n(atm)  \n100  \n0.1  \n(A)  \n100  \n100  \n(B)  \n0.1  \n800  \n(C)  \n800  \n(D)  \n1  \n100  \n(E)  \n800  \n2Ne=1.0am、12.e=6.0am4Ar=2.0u2m  \n26.The figure abóve represents thiree sealed 1.0Lvessels,each containing a different inert gas at 298 K.Thepressure of Ar in the first vessel is 2.0 atm.The ratio of the numbcrs of Ar,Ne,and He atoms in the vessels is  \n2:1:6.respectively.After all the gases are conbined in a previously evacuated 2.0 L vessel,what is the totalpressure of the gases at 298 K?  \nDw  \n(A)3.0atm  \n,S  \n2.8÷  \nAdd Pvulos/.0L/.0么6.0am  \nB4.5 atm(C)9.0atm(D)18 atm  \nane  \n.e  \n部  \n.0L  \n1.02  \n1.L  \n(2013 Practice Exam)0.0atm+01.0atm+en=9.0ady  \ncwtuarM valuaSCclonuot ù valuo) Choeso cycKoJ wLUaveag  If want gases to react  \nCoton Ball with  \nCoton Ball with  \nVolatile Base  \nAqucous IIX  \n39.The experimental apparatus represented above isused to demonstrate the rates at which gasesdiffuse.When the cotton balls are placed in theends of a tube at the same tine,the gases diffusefrom each end and meet somewhere in between,where they react to form a white solid.Which ofthe following combinations will produce a solidclosest to the center of the tube?  \n   \nCHCL and CH₃SH₂(B)HCl and NH₃17(C)HBr and CH₃NH₂81(D)HBr and NH₃81    1731  \nsiwilick  BMSCl  \n(2013 Practice Exam)  \n# AP Chemistry Exam Multiple Choice Questions -GASES\n\n25.The pressure,in atm,exerted by 1.85 mol of anideal gas placed in a 3.00L container at 35.0℃ isgiven by which of the following expressions?  \nP=nBTPV=nRT  \n(B)(1.85wJ)(0.0scLoLs ahmy)308k)  \nkm  \n3.cL)  \n(E)  \n2008 Released Exam  \n51.Under which of the following conditions oftemperature and pressure would 1.0 mol of thereal gas CO₂(g)behave most like an ideal gas?  \nHi laP~  \nma大,从e  \nPressure  \nTemperature  \n(atm)  \n(K)  \ndehawc  \n(hulos九 rgucre  \n0.1  \n(A)  \n100  \n100  \n100  \n(B)  \nPAvPGt.Velun  \n0.1  \n800  \nC  \n800  \n1  \n(D)  \n100  \n(E)  \n800  \n2008 Released Exam  \nH₂O(l)  \n65.In a laboratory experiment,H₂(g)is collectedover water in a gas-collection tube as shown inthe diagram above.The temperature of the wateris 21℃ and the atmospheric pressure in thelaboratory is measured to be 772 torr.Beforemeasuring the volume of gas collected in thetube,what step,if any,must be taken to makeit possible to determine the total gas pressureinside the tubc?  \n人人  \n一。  \n(A)Tilt the tube to the side enough to let some airin to break the partial vacuum in the tube.  \n(B)Lift the tube upward until it isjust barelyimmersed in the water.  \nYhon  \nPgas  \n(C)Move the tube downward until the waterlevel is the same inside and outside the tube.  \n(D)Adjust the temperature of the water to 25℃.  \n(E)No further steps need to be taken as long asthe temperature of the water is known.  \n2008 Released Exam  \n69.At standard temperature and pressure,a0.50 molsample of H₂gas and a separat","cbCair9mR97Rm15l","https://ap.wps.com/l/cbCair9mR97Rm15l","pdf",3127139,"English","# Given formulas and constants\n## Gas relationships and conversions\n# Practice multiple-choice questions\n## Partial pressure and ideal-gas comparison\n## Gas collection over water\n## Kinetic energy at standard conditions\n## Diffusion and reaction in a tube\n## Container comparisons (kinetic energy, density, condensation)","[{\"question\":\"What formulas and constants are included for gas problems?\",\"answer\":\"The document lists core relationships such as PV=nRT, partial pressure expressions, temperature conversion to Kelvin (K=°C+273), and gas-constant values like R=8.314 and R=0.08206.\"},{\"question\":\"How do the questions test when CO2 behaves most like an ideal gas?\",\"answer\":\"They ask for the combination of pressure and temperature under which 1.0 mol of CO2(g) most closely follows ideal-gas behavior, using answer choices with different (P, T) pairs.\"},{\"question\":\"What does the gas-collection-over-water question require?\",\"answer\":\"It asks which step must be taken to determine the total gas pressure inside the tube before measuring the collected gas volume, focusing on addressing partial vacuum and water-level conditions.\"}]","AP CHEM - Chpt 5 GASES - AP CHEM EXAM MC QUESTIONS(from past exams) | PDF",1790761702,25]