100 10451 120 Chemistry I (HON) 519 130 Unit 5 Gases 140 150 11-12 160 170 180 210 211 212 213 214 215 216 220 221 222 223 224 225 226 230 231 232 233 234 235 236 240 241 242 243 244 245 246 250 251 252 253 254 255 256 300 1. What factors must be known to determine the amount of gas present? 300 2. How can gas laws can be used to explain the behavior of gases? 300 3. Do the molar masses and densities of gases relate? 300 4. Can the number of moles of a dry gas collected over water be determined? 300 5. Can the Kinetic theory of gases help us to better understand the behavior of gases? 300 6. How do real gases differ in behavior from ideal gases? 400 Using pressure, temperature and volume to define a gas 400 The gas laws 400 Gas law calculations 400 Stoichiometry with gases not at STP 400 Density of gases 400 Gases collected over water and the vapor pressure of water 400 Lab tests for common gases--oxygen, hydrogen and carbon dioxide 400 Partial pressures and mole fraction 400 The Kinetic Theory of Gases 400 Effusion 400 Boltzmann distribution 400 Real vs. ideal gases 500 Students will develop the ability to: 500 Determine the amount of iron in a mixture using a redox titration in the lab UCONN lab #7 500 Convert between any units of pressure and temperature 500 Identify which piece of equipment is needed to measure a pressure 500 Identity which gas law would apply given the circumstances 500 Perform calculations using all of the gas laws 500 Determine the density of gases using the gas laws 500 Utilize Dalton's law to determine the pressure of a dry gas after it has been collected over water 500 Perform all stoichiometric calculations involving gases 500 Determine the molar mass of a volatile liquid in the lab UCONN lab #8 500 Determine the partial pressure of any gas in a mixture 500 Use the kinetic theory of gases to predict gas behavior 500 Draw Maxwell Boltzmann distribution curves at different temperatures and use them to explain the behavior of samples of gas 500 Recognize that all gases at the same temperature have the same average kinetic energy 500 Calculate the speed of gas molecules at different temperatures 500 Determine which gas with effuse faster and how much faster than another gas 500 Explain the deviation in behavior associated with real gases 500 Appreciate that cooling by expansion is due to a deviation from ideal behavior 500 Explain how air bags function 500 600 Coop groups--peer edit Advanced study assignment for Lab # 7--iron determination, after completing the ASA the night before for homework 600 Complete a redox titration in the lab and use the data obtained to determine the % iron in a mixture 600 Practice with all types of gas law calculations 600 Pressure, temperature and volume conversions 600 Demo: soda geyser and elephant toothpaste 600 Stoichiometry problems involving gases not at STP 600 Coop groups--peer edit Advanced study assignment for molar mass of an unknown liquid lab having done the assignment for homework the previous night 600 Lab activity to determine the molar mass of an unknown liquid UCONN lab #8 600 Use of the vapor pressure of water vs. temperature table to solve problems involving gases collected over water 600 Application of the Kinetic Theory of Gases to explain gas properties 600 Analysis of Boltzmann distribution graphs and their use in explaining evaporation 600 Attempt to explain the behavior of real gases and how and why they differ from ideal gases 600 Coop. groups--peer edit advanced study assignment for determination of % iron in a mixture lab 600 Lab activity to determine the % iron in a mixture by conducting a redox titration on the mixture 600 Read article about air bags 700 Advanced study assignment for labs 700 Ability to analyze and interprete data 700 Lab report including averages, standard deviation, % error and error analyses 700 Problem quizzes involving end of chapter problems 700 Tests--problems, essays, short answer and a few multiple choice questions (lab calculations will be covered on the tests) 700 UCONN exam #2 covering chapters 4 and 4 along with experiments #3-6--short answer, essays and problems