|
|
- Henry Stevenson
- 6 years ago
- Views:
Transcription
1 Graham s Law of Diffusion 1. Dalton s law of partial pressure is not applied for 1) N CO ) NO O 3) CO O ) O, N. vessel contains Helium and Methane in : 1 molar ratio at 0 bar pressure. Due to leakage, the mixture of gases starts effusion. So the composition of mixture effused in the initial stage 1) 8 : 1 ) : 1 3) 1 : 1 ) 1 : Hint: r M r M Consider two flasks connected by a stopcock. One flask has a volume of 50 ml and contains Neon gas at 650 torr and the other flask has a volume of 300 ml and contains O (g) at 85 torr. If the stopcock is opened so that the two gases mix, calculate the partial pressure of Neon gas 1) 95 torr ) 50 torr 3) 75 torr ) 00 torr Hint: of Neon= pxv of neon/total volume. The ratio of rate of diffusion of He and Methane gases at given temparature is 1) :1 ) 1 : 3) 1: ) :1 r Hint; 1 M r M 1 5. The principle involved in the separation of Uranium isotopes is 1) Dalton s law ) Graham s law 3) Charles s law ) oyle s law
2 6. gm of Helium diffuses through a porous membrane in certain time the mass of sulphur dioxide that diffuses through the same porous membrane in the same time under similar conditions is 1) 8gm ) 16gm 3) gm ) gm w w Hint: 1 M1 M 7. vessel contains hydrogen and oxygen in the volume ratio : 1. Due to a hole in the vessel the gas is effusing out. The volume ratio of H and O that is effusing out initially is 1) 1 : 8 ) : 1 3) 8 : 1 ) 5600 : 1 Hint: r M r M 1 1 1, p is proportional to n 8. vessel contains equal moles of Helium and sulphurdioxide. Due to a hole in the vessel half of the initial number of moles in the vessel effused out the molar ratio of helium and sulphurdioxide in the residual gas in the vessel is 1) 1 : 1 ) 1 : 3) : 1 ) 1 : r Hint: 1 M,The molar ratio of residual gases is R:R1 r M 1 9. Vapour pressure of water at 60C is 300 m.m. 1 litre of vessel contained carbon dioxide saturated with water vapour at 60C at a total pressure of 760 torrs. The contents of the vessel are completely transferred in to a lit vessel at the same temperature the partial pressure of oxygen, water vapour and the total pressure in the second vessel are respectively (in mm) 1) 30 : 150 : 380 ) 380 : 150 : 530 3) 80 : 300 : 380 ) 90 : 600 : 150
3 Hint: 1 V,aqueous tension remains same at given temparature 10. vessel contains of equal weights of He, CH, O and SO gases at ST conditions the order of partial pressure of the gases 1) 3) He CH O ) SO He CH O SO He CH O ) SO CH SO He O Hint: artial pressure number of moles 11. Equal volumes of b and He measured under the same conditions of temperature and pressure are mixed and transferred into a one litre vessel at the same temperature. Then the partial pressures of H and He are related as 1) H He He ) H 3) H Hint: artial pressures are in the ratio of their mole fractios. He H ) 1. 50ml of SO diffused through a porous membrane is 16sec under the similar conditions 500ml of an unknown gas is diffused in 8sec. The unknown gas may be 1. H ) He 3) CH ) O v1t M Hint: v t M Two vessels of identical volumes were separately filled with CH at atm and O at 1atm pressure at a constant temperature. The ratio of rates of diffusion CH to O is 1 ) 1. Mixing of two gases by diffusion is 1 He 1 3) ) 1Reversible ) Exothermic 3) Irreversible ) Endothermic
4 15. The pressure of saturated water vapour at 5C is.8 m.m. t 100C the pressure of saturated water vapour will be 19. m.m. ) 31.6 m.m. 3) 760 m.m. ) 316 m.m. 16. mong the following gaseous elements, which will have greater rate of diffusion? [Z = atomic number] 1) Z = 7 ) Z = 8 3) Z = 9 ) Z = Dalton s law of partial pressure is not applicable to 1 CO CO ) CO Cl 3) N H ) CO Cl ml of hydro carbon having the molecular weight 16 diffuses in 1.5 min. under similar conditions, the time taken by 10 ml of SO to diffuse is 1) min ) 1.5 min 3) 1 min ) 1.75 min 19. ccording to Graham s law at a given temperature the ratio of rate of diffusion 1. r r M M of gases and is given by 1/ M ) M 1/ 3) M M 0. Which one of the following gas has highest diffusion rate? 1/ ) M M 1) Fluorine (at. Wt = 19) ) Neon (at. Wt = 0) 3) Chlorine (at. Wt = 35.5) ) Oxygen (at. Wt = 16) 1. Helium diffuses twice as fast as another gas. The gas may be 1) Oxygen ) Methane 3) Neon ) SO. Which is lighter than dry air? 1) Moist air ) SO 3) Cl ) N 3. gaseous mixture contains 56g of N, g of CO and 16g ofch. If the total pressure of the mixture is 70 mm of Hg then the partial pressure of CH is 1)180 mm ) 360 mm 3) 50 mm ) 70 mm 1/
5 . 0.5 gm of H gas diffused through a porous pot in 10 minutes. Under the same conditions how many grams of oxygen will diffuse through the same pot? 1)0.15 gm ) 1 gm 3) gm ) gm 5. The ratio of rates of diffusion of SO, O and CH is 1.1 : : ) 1 : : 3) : : 1 ) 1 : : 6) 50ml of gas diffuses through a membrane in the same times as 0ml of a gas under identical pressure temperature conditions. If the molecular weight of is 6, then molecular weight of would be 1)100 ) 50 3) 00 ) xml of H gas effuses through a hole in a container in 5 seconds. The time taken for the effusion of the same volume of the gas specified below under identical conditions 1)10 seconds, He ) 0 seconds, O ) 5 seconds, CO ) 55 seconds, CO 8. Equal weights of two gases of molecular weight and 0 are mixed. The pressure of the mixture is 1.1 atm. The partial pressure of the lighter gas is this mixture is 1) 0.55 atm ) 0.11 atm 3) 1 atm ) 0.11 atm 9. lit of SO gas at 760 mm of Hg transferred to 10 lit flask containing oxygen at a particular temperature. The partial pressure of SO in the flask is 1) mm of Hg ) 15 mm of Hg 3) 760 mm of Hg ) 1330 mm of Hg 30. gm of Helium diffuses from a porous membrane in minutes. How many grams of CH would diffuse through the same membrane in same time under similar conditions 1) 8 gm ) gm 3) 16 gm ) gm
6 31. t what temperature will the rate of diffusion of N be 1.6 times the rate of diffusion of SO at 7C? 1) 336C ) 7C 3) 63C ) 50C Hint: r T M r M T In a gaseous mixture at 5 atmospheric pressure, 30% of molecules ofco, 0% of molecules of N and the rest oxygen. The partial pressure of oxygen in the mixture is 1)11.5 atmosphere ) atmosphere 3) 1. atmosphere ) 1.6 atmosphere 33. Equal volumes of two jars contain mmonia and Hydrochloric gases respectively at constant temperature and pressure. when one of the jars is inverted over another jar so that they mix up, the pressure in either of the jars is 1) Equal to ) + = 3) / ) ecomes Zero Hint: oth combine to form solid mmonium chloride 3. The pair of gases which possess same rate of diffusion 1) CO, N ) C H 6, N 3) CH, O ) CO, N 35. Dalton s law of partial pressures is applicable to a mixture of 1) NH 3 + HCl ) CH + F 3) CO + Cl ) CO + N 36. Equal weights of CH and O are present in a vessel. So their partial pressures are in the ratio 1) : 1 ) 1: 3) : 3 ) 3: 1 Hint: 1:=n1:n 37. Which of the following is not an application of Graham s law? 1) Separation of isotopes of Uranium ) Working of marsh gas alarm 3) Steam distillation ) Separation of a gaseous mixture
7 38. Which among the following is true? 1) CO diffuses 1.5 times faster than SO ) CH diffuses times faster than O 3) He diffuses times faster than CH ) H diffuses times faster than He 39. tmolysis is based upon 1) Dalton s law ) Charles s law 3) Graham s law ) oyle s law 0. Dry NH 3 and HCl gas are introduced from either side of glass tube of length 100 cm. The white fumes are formed nearly at length from NH 3 end 1) 0 cm ) 50 cm 3) 60 cm ) 80 cm 1. Molecular weights of gases are in the ratio 36: 9. Then the ratio of diffusion of their rates will be 1) 6: 7 ) 7: 6 ) 18:.5 ).5: 18. vessel contains oxygen and hydrogen in the molecular ratio of : 1 at a pressure of 30 atm. If a small leak is developed in the vessel, the composition of the gas mixture that effuses out initially (O :H ) 1) 1: ) : 1 3) 1: ) 3: 1 3. If 0 ml of SO diffuses in 5 sec under certain conditions the volume of He that will be diffused in same time under same conditions is 1) 160 ml ) 100 ml 3) 80 ml ) 0 ml
8 KEY 1) )1 3)1 )1 5) 6) 7)3 8) 9)3 10)1 11)3 1) 13)3 1)3 15)3 16) 17) 18)1 19)3 0) 1) ) 3)1 )3 5)1 6)1 7) 8)3 9) 30) 31)3 3)1 33) 3) 35) 36)1 37)3 38)3 39)3 0)3 1) )3 3)3
Under ideal conditions, the rates at which different gases diffuse (spread out) are proportional to their molar masses.
Chemistry Ms. Ye Name Date Block Graham s Law of Diffusion- Under ideal conditions, the rates at which different gases diffuse (spread out) are proportional to their molar masses. In other words, gas molecules
More informationBoyle s Law Practice
Boyle s Law Practice Boyle s Law is an indirect relationship. Most of these problems can be done in your head without showing your work. 1. Herman has 30.0 L of helium gas trapped in a cylinder by a piston.
More informationName Hour. The Behavior of Gases. Practice B
Name Hour The Behavior of Gases Practice B B 1 Objective 1: Apply Boyle s Law, Charles s Law, and Gay-Lussac s Law to solve problems involving pressure and volume and temperature. 1. A high-altitude balloon
More informationChemistry Chapter 11 Test Review
Chemistry Chapter 11 Test Review Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Pressure is the force per unit a. volume. c. length. b. surface area.
More informationCHM 111 Unit 5 Sample Questions
Name: Class: Date: As you work these problems, consider and explain: A. What type of question is it? B. How do you know what type of question it is? C. What information are you looking for? D. What information
More informationStates of Matter. Q 7. Calculate the average of kinetic energy, in joules of the molecules in 8.0 g of methane at 27 o C. (IIT JEE Marks)
Q 1. States of Matter Calculate density of NH 3 at 30 o C and 5 atm pressure Q 2. (IIT JEE 1978 3 Marks) 3.7 g of a gas at 25 o C occupied the same volume as 0.184g of hydrogen at 17 o C and at the same
More informationWorksheet 1.7: Gas Laws. Charles Law. Guy-Lassac's Law. Standard Conditions. Abbreviations. Conversions. Gas Law s Equation Symbols
Name Block Worksheet 1.7: Gas Laws Boyle s Law Charles Law Guy-Lassac's Law Combined Gas Law For a given mass of gas at constant temperature, the volume of a gas varies inversely with pressure PV = k The
More informationGas Laws Packet Ideal Gas Law Worksheet PV = nrt
Gas Laws Packet Ideal Gas Law Worksheet PV = nrt Use the ideal gas law, PV-nRT, and the universal gas constant R = 0.0821 L*atm to solve the following problems: K*mol If pressure is needed in kpa then
More informationGas Law Worksheets - WS: Boyle s and Charles Law
Gas Law Worksheets - WS: Boyle s and Charles Law Boyle s Law states that the volume of a gas varies inversely with its pressure if temperature is held constant. (If one goes up the, other goes down.) We
More informationDr. Rogers Chapter 5 Homework Chem 111 Fall 2003
Dr. Rogers Chapter 5 Homework Chem 111 Fall 2003 From textbook: 7-33 odd, 37-45 odd, 55, 59, 61 1. Which gaseous molecules (choose one species) effuse slowest? A. SO 2 (g) B. Ar(g) C. NO(g) D. Ne(g) E.
More informationChemistry Honors - Gases
Name: Class: Date: ID: A Chemistry Honors - Gases Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Why does a can collapse when a vacuum pump removes air
More informationIdeal Gas Law Worksheet PV = nrt
ame: Hour: Date: Ideal Gas Law Worksheet PV = nrt Use the ideal gas law, PV= nrt, and the universal gas constant R = 0.0821 L*atm to solve the following problems: K*mol P = pressure (in atm) V = volume
More informationGas Laws Chapter 14. Complete the following pressure conversion. Be sure to show how units cancel.
Gas Laws Chapter 14 Complete the following pressure conversion. Be sure to show how units cancel. 1 atm = 760 mm Hg = 760 torr = 101.3 kpa = 14.7 psi = 1.013 bar 1. The air pressure for a certain tire
More informationCP Chapter 13/14 Notes The Property of Gases Kinetic Molecular Theory
CP Chapter 13/14 Notes The Property of Gases Kinetic Molecular Theory Kinetic Molecular Theory of Gases The word kinetic refers to. Kinetic energy is the an object has because of its motion. Kinetic Molecular
More informationChapter 5 TEST: Gases
Chapter 5 TEST: Gases 1) Gases generally have A) low density B) high density C) closely packed particles D) no increase in volume when temperature is increased E) no decrease in volume when pressure is
More informationChapter 5. Nov 6 1:02 PM
Chapter 5 Nov 6 1:02 PM Expand to fill their containers Fluid motion (they flow) Have low densities (1/1000 the density of equivalent liquids or solids) Compressible Can Effuse and Diffuse Effuse: The
More informationYou should be able to: Describe Equipment Barometer Manometer. 5.1 Pressure Read and outline 5.1 Define Barometer
A P CHEMISTRY - Unit 5: Gases Unit 5: Gases Gases are distinguished from other forms of matter, not only by their power of indefinite expansion so as to fill any vessel, however large, and by the great
More informationPSI Chemistry: Gases Multiple Choice Review
PSI Chemistry: Gases Multiple Choice Review Name Kinetic Molecular Theory 1. According to the kinetic-molecular theory, particles of matterare in constant motion (A) have different shapes (B) have different
More informationGraham s Law of Diffusion. olecules of gas are in continuous motion. When two or more gases are placed in contact, their molecules mix spontaneously until a homogeneous mixture is formed. ixing of gases
More informationKinetic Molecular Theory imaginary Assumptions of Kinetic Molecular Theory: Problems with KMT:
AP Chemistry Ms. Ye Name Date Block Kinetic Molecular Theory Explains properties of gases, liquids, and solids in terms of energy using an ideal gas, an imaginary which fits all the assumptions of kinetic
More informationCP Chapter 13/14 Notes The Property of Gases Kinetic Molecular Theory
CP Chapter 13/14 Notes The Property of Gases Kinetic Molecular Theory Kinetic Molecular Theory of Gases The word kinetic refers to. Kinetic energy is the an object has because of its motion. Kinetic Molecular
More informationNOTES: Behavior of Gases
NOTES: Behavior of Gases Properties of Gases Gases have weight Gases take up space Gases exert pressure Gases fill their containers Gases are mostly empty space The molecules in a gas are separate, very
More information4.) There are no forces of attraction or repulsion between gas particles. This means that
KINETIC MOLECULAR (K-M) THEORY OF MATTER NOTES - based on the idea that particles of matter are always in motion - assumptions of the K-M Theory 1.) Gases consist of large numbers of tiny particles that
More informationClasses at: - Topic: Gaseous State
PHYSICAL CHEMISTRY by: SHAILENDRA KR. Classes at: - SCIENCE TUTORIALS; Opp. Khuda Baksh Library, Ashok Rajpath, Patna PIN POINT STUDY CIRCLE; House No. 5A/65, Opp. Mahual Kothi, Alpana Market, Patna Topic:
More informationCHEMISTRY - CLUTCH CH.5 - GASES.
!! www.clutchprep.com CONCEPT: UNITS OF PRESSURE Pressure is defined as the force exerted per unit of surface area. Pressure = Force Area The SI unit for Pressure is the, which has the units of. The SI
More informationCh. 14 The Behavior of Gases
Ch. 14 The Behavior of Gases 14.1 PROPERTIES OF GASES Compressibility Compressibility: a measure of how much the volume of matter decreases under pressure Gases are easily compressed because of the spaces
More informationKinetic-Molecular Theory of Matter
Gases Properties of Gases Gas Pressure Gases What gases are important for each of the following: O 2, CO 2 and/or He? A. B. C. D. 1 2 Gases What gases are important for each of the following: O 2, CO 2
More informationChemistry 101 Chapter 5 GAS MIXTURES
GAS MIXTURES Consider mixing equal volumes of 3 different gases, all at the same temperature and pressure in a container of the same size. 1 L He 1 L N 2 1 L O 2 1 L mixture t = 0 0 C t = 0 0 C t = 0 0
More informationUNIT 10 - GASES. Notes & Worksheets - Honors
Ideal Gas Equation 1 WKSHT 1.) What is the pressure exerted by 2.0 moles of an ideal gas when it occupies a volume of 12.0 L at 373 K? 2.) A flashbulb of volume 2.6 cm 3 contains O 2 gas at a pressure
More informationUnit 8: Kinetic Theory Homework Packet (90 points)
Name: Key Period: By the end of Unit 8, you should be able to: Kinetic Theory Chapter 13-14 4. Define kinetic theory of gases including collisions 5. Define pressure, including atmospheric pressure, vapor
More informationGeneral Properties of Gases
GASES Chapter 13 Importance of Gases Airbags fill with N 2 gas in an accident. Gas is generated by the decomposition of sodium azide,, NaN 3. 2 NaN 3 ---> > 2 Na + 3 N 2 THREE STATES OF MATTER General
More informationDate: Period: Gas Laws Worksheet #1 - Boyle s, Charles, Gay-Lussac s, and Combined Gas Law
Name: Date: Period: Gas Laws Worksheet #1 - Boyle s, Charles, Gay-Lussac s, and Combined Gas Law Boyle s Law: V1P1 = V2P2 1. A gas sample contained in a cylinder equipped with a moveable piston occupied
More informationChapter 12. The Gaseous State of Matter
Chapter 12 The Gaseous State of Matter The air in a hot air balloon expands When it is heated. Some of the air escapes from the top of the balloon, lowering the air density inside the balloon, making the
More informationName: Class: Date: SHORT ANSWER Answer the following questions in the space provided.
CHAPTER 11 REVIEW Gases SECTION 1 SHORT ANSWER Answer the following questions in the space provided. 1. Pressure =. For a constant force, when the surface area is tripled the pressure is (a) doubled. (b)
More informationExpand to fill their containers, are highly compressible, have extremely low densities.
Chem150 week6 Handout 1 Gases Characteristics of Gases: Unlike liquids and solids, they Expand to fill their containers, are highly compressible, have extremely low densities. Pressure is the amount of
More information2. Convert these pressures to atm: 1 atm! Or to mm Hg, 760 mm Hg! 760 mm Hg! 1 atm. 800 mm Hg 380 mm Hg 0.75 atm 0.25 atm
Chemistry L 3, Gas laws: Chapter 12: Name! Page 1 pg. 326-355 and Notes: Keep your Forces handout. We will not use kilopascals for pressure on worksheets or tests. Show your work on all worksheets!! Temperature
More informationBehavior of Gases Chapter 12 Assignment & Problem Set
Behavior of Gases Name Warm-Ups (Show your work for credit) Date 1. Date 2. Date 3. Date 4. Date 5. Date 6. Date 7. Date 8. Behavior of Gases 2 Study Guide: Things You Must Know Vocabulary (know the definition
More informationSection 8: Gases. The following maps the videos in this section to the Texas Essential Knowledge and Skills for Science TAC (c).
Section 8: Gases The following maps the videos in this section to the Texas Essential Knowledge and Skills for Science TAC 112.35(c). 8.01 Simple Gas Laws Chemistry (9)(A) 8.02 Ideal Gas Law Chemistry
More informationHonors Chemistry - Problem Set Chapter 13 Classify each of these statements as always true, AT; sometimes true, ST; or never true, NT.
Honors Chemistry - Problem Set Chapter 13 Classify each of these statements as always true, AT; sometimes true, ST; or never true, NT. 1. Atmospheric pressure is 760 mm Hg. 2. The SI unit of pressure is
More informationHonors Chemistry Unit 7 Gas Laws Notes
Honors Chemistry Unit 7 Gas Laws Notes Kinetic Molecular Theory 1. List the five assumptions: Assumption Description Extra Info 1 Basically means: the particles themselves have compared to the space between
More information2. Calculate the ratio of diffusion rates for carbon monoxide (CO) and carbon dioxide (CO2). υa = MB = 44 = 1.25
Gas laws worksheet (2-08) (modified 3/17) Answer key Graham s Law 1. Calculate the ratio of effusion rates for nitrogen (N2) and neon (Ne). υa = MB = 20 = 0.845 υb MA 28 2. Calculate the ratio of diffusion
More informationDalton s Law How is the total pressure of a mixture of gases related to the partial pressures of the component gases?
Dalton s Law Chapter 4 The Behavior of Gases 4. Properties of Gases 4. The Gas Laws 4. Ideal Gases Dalton s Law How is the total pressure of a mixture of gases related to the partial pressures of the component
More informationBehavior of Gases. Gases are mostly The molecules in a gas are separate, very small and very
Properties of Gases Gases have Gases Gases exert Gases fill their containers Behavior of Gases Gases are mostly The molecules in a gas are separate, very small and very Kinetic Theory of Matter: Gas molecules
More informationFunsheet [WHAT IS PRESSURE AND TEMPERATURE] Gu 2015
Funsheet 7.0 7.1 [WHAT IS PRESSURE AND TEMPERATURE] Gu 2015 1. Convert the following pressures. a) 101 kpa =? atm b) 55 Torr =? psi c) 60. mmhg =? bar d) 45 Torr =? kpa e) 5 psi =? atm f) 0.0056 atm =?
More informationA. What are the three states of matter chemists work with?
Chapter 10 and 12 The Behavior of Gases Chapter 10 The States of Matter A. What are the three states of matter chemists work with? Section 10.1 Pg 267 B. We will explain the behavior of gases using the
More informationChemistry: It s a gas
Chemistry: It s a gas Part IV Molar mass of a gas Density of a gas Dalton s Law: high altitudes and scuba diving Kinetic Molecular Theory: fast gases are hot! I have a chemistry test on Friday, there is
More informationPROPERTIES OF GASES. [MH5; Ch 5, (only)]
PROPERTIES OF GASES [MH5; Ch 5, 5.1-5.5 (only)] FEATURES OF A GAS Molecules in a gas are a long way apart (under normal conditions). Molecules in a gas are in rapid motion in all directions. The forces
More informationPractice MC Test unit D (Ch 10) Gas Laws (pg 1 of 10)
Practice MC Test unit D (Ch 10) Gas Laws (pg 1 of 10) This is practice - Do NOT cheat yourself of finding out what you are capable of doing. Be sure you follow the testing conditions outlined below. DO
More informationExample 5.1 Converting between Pressure Units
Example 5.1 Converting between Pressure Units For Practice 5.1 Your local weather report announces that the barometric pressure is 30.44 in Hg. Convert this pressure to psi. For More Practice 5.1 Convert
More informationGas Law Review. Honors Chem.
Gas Law Review Honors Chem. Question 1: KMT 1: What does KMT stand for? 2: Gas particles have no or. 3: Gas particles are not to or by each other. 4: measures the average kinetic energy of gas particles.
More informationName: Chapter 13: Gases
Name: Chapter 13: Gases Gases and gas behavior is one of the most important and most fun things to learn during your year in chemistry. Here are all of the gas notes and worksheets in two packets. We will
More informationUnit 8: Gases and States of Matter
Unit 8: Gases and States of Matter Gases Particles that have no definite shape or volume. They adapt to the shape and volume of their container. Ideal gases are imaginary gases that comply with all the
More informationChapter 13 Gases and Pressure. Pressure and Force. Pressure is the force per unit area on a surface. Force Area. Pressure =
Chapter 13 Gas Laws Chapter 13 Gases and Pressure Pressure and Force Pressure is the force per unit area on a surface. Pressure = Force Area Chapter 13 Gases and Pressure Gases in the Atmosphere The atmosphere
More informationDEMONSTRATION 2.1 PROPERTIES OF CO 2. Chapter 2: Gases
DEMONSTRATION 2.1 Chapter 2: Gases PROPERTIES OF CO 2 This demonstration has two aims: firstly, to show that carbon dioxide gas is denser than air; secondly, to show that carbon dioxide will not support
More informationUnit 9 Packet: Gas Laws Introduction to Gas Laws Notes:
Name: Unit 9 Packet: Gas Laws Introduction to Gas Laws Notes: Block: In chemistry, the relationships between gas physical properties are described as gas laws. Some of these properties are pressure, volume,
More informationQuestion McGraw-Hill Ryerson Limited
Question 1 Which of the following cannot be explained by considering the empty space between the particles of a gas? A) Gases are more compressible than liquids. B) Gases have lower viscosities than liquids.
More informationGases NO CALCULATORS MAY BE USED FOR THESE QUESTIONS
NO CALCULATORS MAY BE USED FOR THESE QUESTIONS Questions 1-3 refer to the following gases at 0 C and 1 atm. (A) Ar (B) NO 2 (C) Xe (D) H 2 (E) N 2 1. Has an average atomic or molecular speed closest to
More informationGilbert Kirss Foster. Chapter 10. Properties of Gases The Air We Breathe
Gilbert Kirss Foster Chapter 10 Properties of Gases The Air We Breathe Chapter Outline 10.1 The Properties of Gases 10.2 Effusion and the Kinetic Molecular Theory of Gases 10.3 Atmospheric Pressure 10.4
More informationHonors Chemistry - Unit 11
Honors Chemistry - Unit 11 Chapters 10 & 11 Gases, Gas Laws, and Gas Stoichiometry Vocabulary Due: UT Quest(s): VOCABULARY: Quizzes: Test Date: Ideal gas standard atmospheric pressure standard temperature
More informationChapter 6 10/14/13. Gas Law. Volume change with temperature and pressure.
Chapter 6 10/14/13 Gas Law 1. Properties of a Gas a. Neither definite shape nor volume i. Uniformly fills any container i Exerts pressure on surroundings Volume change with temperature and pressure. b.
More informationCompleted ALL 2 Warm-up IC Kinetic Molecular Theory Notes. Kinetic Molecular Theory and Pressure Worksheet
Name: Unit 10- Gas Laws Day Page # Description IC/HW Due Date Completed ALL 2 Warm-up IC 1 3 5 Kinetic Molecular Theory Notes IC 1 6 8 Kinetic Molecular Theory and Pressure Worksheet IC 2 9 10 Gas Law
More informationsubstitution Rearrangement solving for n/v Convert n to MASS (m) by multiplying BOTH sides by molar mass (M) d = m/v
3.8.12 A 2.07 L cylinder contains 2.88 mol of Helium gas at 22 C. What the pressure in atmospheres of the gas in the cylinder? How could we find the density of this gas? HW solve the density of the above
More informationWorksheet 12 - Partial Pressures and the Kinetic Molecular Theory of Gases
Worksheet 12 - Partial Pressures and the Kinetic olecular Theory of Gases Dalton's Law of Partial Pressures states that the sums of the pressures of each gas in the mixture add to give the total pressure
More information(for tutoring, homework help, or help with online classes)
www.tutor-homework.com (for tutoring, homework help, or help with online classes) 1. Which statement is inconsistent with the kinetic theory of an ideal gas? 1. The forces of repulsion between gas molecules
More informationChapter 10: Properties of Gases: The Air We Breathe
Chapter 10: Properties of Gases: The Air We Breathe Sept, 2006 Sept, 2016 http://ozonewatch.gsfc.nasa.gov 1 Chapter Outline 10.1 The Properties of Gases 10.2 The Kinetic Molecular Theory of Gases* 10.3
More informationName Chemistry Pre-AP
Name Chemistry Pre-AP Notes: Gas Laws and Gas Stoichiometry Period Part 1: The Nature of Gases and The Gas Laws I. Nature of Gases A. Kinetic-Molecular Theory The - theory was developed to account for
More informationGas Pressure. Pressure is the force exerted per unit area by gas molecules as they strike the surfaces around them.
Chapter 5 Gases Gas Gases are composed of particles that are moving around very fast in their container(s). These particles moves in straight lines until they collides with either the container wall or
More informationMultiple Choice (40%)
AP Chemistry Test (Chapter 5) Please do not write on this test thank you! Multiple Choice (40%) 1) A sealed rigid container is filled with three ideal gases: A, B and C. The partial pressure of each gas
More informationBasic Concepts of Chemistry Notes for Students [Chapter 10, page 1] D J Weinkauff - Nerinx Hall High School. Chapter 10 Gases
Basic Concepts of Chemistry Notes for Students [Chapter 10, page 1] Chapter 10 Gases We have talked a little about gases in Chapter 3 and we dealt briefly with them in our stoichiometric calculations in
More informationStates of Matter Review
States of Matter Review May 13 8:16 PM Physical States of Matter (Phases) Solid Liquid Melting Gas Condensation Freezing Evaporation Deposition Sublimation Sep 13 6:04 PM 1 May 13 8:11 PM Gases Chapter
More informationChapter 5: Gases 5.1 Pressure Why study gases? An understanding of real world phenomena. An understanding of how science works.
Chapter 5: Gases 5.1 Pressure Why study gases? An understanding of real world phenomena. An understanding of how science works. A Gas Uniformly fills any container. Easily compressed. Mixes completely
More informationChemistry HP Unit 6 Gases. Learning Targets (Your exam at the end of Unit 6 will assess the following:) 6. Gases
Chemistry HP Unit 6 Gases Learning Targets (Your exam at the end of Unit 6 will assess the following:) 6. Gases 6-1. Define pressure using a mathematical equation. 6-2. Perform calculations involving pressure,
More informationtemperature and pressure unchanging
Gas Laws Review I. Variables Used to Describe a Gas A. Pressure (P) kpa, atm, mmhg (torr) -Pressure=force exerted per unit area (force/area) -Generated by collisions within container walls (more collisions=more
More informationChemistry 1B Chapter 10 Worksheet - Daley. Name
Name 1) The National Weather Service routinely supplies atmospheric pressure data to help pilots set their altimeters. The units the NWS uses for atmospheric pressure are inches of mercury. A barometric
More informationKinetic Molecular Theory Gases. Behavior of gases. Postulate two. Postulate one. Postulate three. Postulate four
Kinetic Molecular Theory Gases Gas particles are so small that their individual volume can be considered to be negligible Gas particles are in constant motion and the collisions of the particles with the
More informationProblem Solving. Gas Laws
Skills Worksheet Problem Solving Gas Laws Chemists found that there were relationships among temperature, volume, pressure, and quantity of a gas that could be described mathematically. This chapter deals
More informationFinal Gas Law Review
Name: ate: 1 t which temperature is the vapor pressure of ethanol equal to 80 kpa?. 48. 73. 80. 101 4 Gas Molecular Mass (g/mol) 2 4 17 20 The table shown lists four gases and their molecular mass. Which
More informationPETER STARODUB - PALOS VERDES PENINSULA HIGH SCHOOL
STARODUB CHEM. 2AP UNIT 2-2 CH. 5: Gases 1 UNIT 2-2: CH. 5 GASES READ P. 179 214 ASSIGNMENTS: #1 P. 7 #1-12 Pressure Problems #2 P. 14 #1-17 Gas Law Problems #3 P. 17 #1-12 Gas Density, Molar Mass, Stoichiometry
More informationAccelerated Chemistry Study Guide Chapter 13: Gases
Accelerated Chemistry Study Guide Chapter 13: Gases Terms, definitions, topics Diffusion Kinetic Molecular Theory Atmospheric pressure Barometer Manometer STP Absolute zero Page 1 of 42 Molar volume Partial
More informationCHEM 1211 Gases-Part 1 Worksheet 4-2. Name(s):
CHEM 1211 Gases-Part 1 Worksheet 4-2 Name(s): Pressure [1] The atmospheric pressure at the summit of Mt. McKinley is 581 mmhg on a certain day. What is the pressure in atmospheres, in atmospheres and in
More informationChapter 10: Properties of Gases: The Air We Breathe
Chapter 10: Properties of Gases: The Air We Breathe South Pole Sept 24, 2006 15 February 2017 http://ozonewatch.gsfc.nasa.gov 1 Chapter Outline 10.1 10.2 10.3 The Properties of Gases Effusion and the Kinetic
More informationKinetic Molecular Theory
Kinetic Molecular Theory Name Period Unit 7 HW 1 Worksheet (Goals 1 & 2) 1. Describe how gases, liquids, and solids compare using the following table. Volume (definite or indefinite) Molecular Motion (high,
More informationChemistry Chapter 10 Test
Chemistry Chapter 10 Test True/False Indicate whether the sentence or statement is true or false. 1. KMT stands for Kinetic Mole Theory. 2. One of the assumptions in the KMT is that the particles are spread
More informationUNIT 4 IB MATERIAL PARTICLE BEHAVIOR OF MATTER PHASES & ATTRACTIONS
UNIT 4 IB MATERIAL Name: PARTICLE BEHAVIOR OF MATTER PHASES & ATTRACTIONS ESSENTIALS: Know, Understand, and Be Able To Apply Avogadro s law to calculate reacting volumes of gases. Apply the concept of
More informationGases. Name: Class: Date: Matching
Name: Class: Date: Gases Matching Match each item with the correct statement below. a. Boyle's law d. Graham's law b. Charles's law e. Gay-Lussac's law c. Dalton's law f. ideal gas law 1. For a given mass
More informationMoles, mixtures, and densities Properties of gases Stephen Lower (2011)
Moles, mixtures, and densities Properties of gases Stephen Lower (2011) Although all gases closely follow the ideal gas law PV = nrtunder appropriate conditions, each gas is also a unique chemical substance
More informationKinetic-Molecular Theory
GASES Chapter Eleven Kinetic-Molecular Theory! Recall that our only previous description of gases stated that gases completely fill and take the shape of their containers.! The Kinetic-Molecular Theory
More informationWorld of Chemistry Notes for Students [Chapter 13, page 1] Chapter 13 Gases
World of Chemistry Notes for Students [Chapter 3, page ] Chapter 3 Gases ) Sec 3.8 Kinetic Theory of Gases and the Nature of Gases The Kinetic Theory of Matter says that the tiny particles in all forms
More informationBoyle s Law Practice Problems Name:
Boyle s Law Practice Problems Name: 1. If a gas at 25.0 C occupies 3.60 L at a pressure of 1.00 atm, what will be its volume at a pressure of 2.50 atm? 2. 500.0 ml of a gas is collected at 745.0 mm Hg.
More informationMore Practice with Gas Laws KEY
More Practice with Gas Laws KEY Chemistry Directions: For each question, identify the applicable law and solve for the correct answer using dimensional analysis. Express your answer to the correct number
More informationUnit 9: Gas Laws REGENTS CHEMISTRY
Name: Unit 9: Gas Laws REGENTS CHEMISTRY 1 Name: Unit 9: Gas Laws The concept of an ideal gas is a model to explain the behavior of gases. A real gas is most like an ideal gas when the real gas is at low
More informationThe Kinetic-Molecular Theory of Gases based on the idea that particles are always in motion
The Kinetic-Molecular Theory of Gases based on the idea that particles are always in motion Five assumptions: 1. Most of the volume occupied dby a gas is empty space 2. Collisions between gas particles
More informationChapter 5 Gases. AP CHEMISTRY Chapter 5 Scotch Plains-Fanwood High School Page 1
Chapter 5 Gases Kinetic Theory All matter is composed of tiny particles that are in continuous, random motion. Gas Pressure = Force Demo: Test tube/h2o beaker Area Demo: Can AP CHEMISTRY Chapter 5 Scotch
More informationThe Behavior of gases. Section 14.1: Properties of Gases
The Behavior of gases Section 14.1: Properties of Gases Why do soccer balls explode if you over pump them? What is meant by the term compressibility? Compressibility is a measure of how much the volume
More information2. Pressure Conversions (Add to your Conversion Sheet
The Gas Law Reference Sheet 1. The Kelvin Temperature Scale Degrees Kelvin = C + 273 Convert to K 1) 27 C 2) 0. C 3) 48 C 4) 16 C 5) 106 C 2. Pressure Conversions (Add to your Conversion Sheet 1 mm Hg
More informationTHE GAS STATE. Unit 4. CHAPTER KEY TERMS HOME WORK 9.1 Kinetic Molecular Theory States of Matter Solid, Liquid, gas.
Unit 4 THE GAS STATE CHAPTER KEY TERMS HOME WORK 9. Kinetic Molecular Theory States of Matter Solid, Liquid, gas Page 4 # to 4 9. Boyles Law P α /V PV = Constant P V = P V Pressure Atmospheric Pressure
More informationName /74. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Ch 11 Gases STUDY GUIDE Accelerated Chemistry SCANTRON Name /74 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) Which of the following statements
More informationChapter 13 Gases. H. Cannon, C. Clapper and T. Guillot Klein High School. Pressure/Temperature Conversions
Chapter 13 Gases Pressure/Temperature Conversions Convert the following: 1. 3.50 atm = kpa 2. 123 atm = mmhg 3. 970.0 mmhg = torr 4. 870.0 torr = kpa 5. 250.0 kpa = atm 6. 205.0 mmhg = kpa 7. 12.4 atm
More informationAP TOPIC 6: Gases. Revised August General properties and kinetic theory
AP OPIC 6: Gases General properties and kinetic theory Gases are made up of particles that have (relatively) large amounts of energy. A gas has no definite shape or volume and will expand to fill as much
More informationLecture Handout 5: Gases (Online Text Chapter 6)
Lecture Handout 5: Gases (Online Text Chapter 6) I. The Structure of a Gas A. Gases are composed of particles that are flying around very fast in their container(s). 1. The particles travel in straight
More information