Gases
Learning objectives:
- Be able to describe pressure
- Be able to convert between the different measures of pressure
- Be able to describe the relationship between pressure and volume of a gas
- Be able to describe the relationship between volume and temperature of a gas
- Be able to use Boyles, Avogadros, Charles, Gay-Lussac, Combined gas laws
- Be able to use the Ideal Gas Law
- Be able to solve stoichiometric problems involving gases
- Be able to use Dalton’s law of partial pressure
- Be able to predict relative rates of effusion
- Be able to explain conditions where gases do not behave ideally
Text: OpenStax Chemistry Atoms First chapter 8
Gases - Sequence
Vocabulary
Reaction Puzzle 2: barometer (practice) / cartesian diver
Reaction Puzzle 3: electrolysis of water (practice)
Lecture 1 - Gas Laws (here)
Reaction Puzzle 4: mass and gas (Lab)
Reaction Puzzle 5: metals in acid (practice)
Reaction Puzzle 6: combined reactions (lab)
Lab Practical: mass of Mg / Gas Stoichiometry
Lecture 2 - Wrap up
Simulations:
PhET: Gas Properties
Key Objectives: Unit 7
Chemistry - Wilbraham et al (Pearson 2012)
Chapters:
14: 1,2,3,4
Good Problems to Master:
13: 34,36,41,48,61
14: 47,49,50,55,56,60,62,64,66,68,70,71,74,75,76,77,79,80,81,85,94,96,97
- Be able to describe pressure
- Be able to convert between the different measures of pressure
- Be able to describe the relationship between pressure and volume of a gas
- Be able to describe the relationship between volume and temperature of a gas
- Be able to use Boyles, Avogadros, Charles, Gay-Lussac, Combined gas laws
- Be able to use the Ideal Gas Law
- Be able to solve stoichiometric problems involving gases
- Be able to use Dalton’s law of partial pressure
- Be able to predict relative rates of effusion
- Be able to explain conditions where gases do not behave ideally
Text: OpenStax Chemistry Atoms First chapter 8
Gases - Sequence
- Simulation (gizmo)
- Slides (here)
- Pressure practice here manometer practice here
- Boyles, Charles and Gay-Lussac's Law practice here
- Combined gas law practice here
- Ideal gas law here
- Gas stoichiometry here
- More gas stoichiometry here
- Lab on gas stoichiometry here
- Daltons law of partial pressure here
- Practice test here
Vocabulary
- Compressibility
- ATM
- Pascal
- Torr
- mmHG
- Boyles Law
- Charles’s law
- Gay-Lussac’s law
- Combined gas law
- Ideal gas law
- Ideal gas constant
- Real gases
- Partial pressure
- Diffusion
- Effusion
- Graham’s law
Reaction Puzzle 2: barometer (practice) / cartesian diver
Reaction Puzzle 3: electrolysis of water (practice)
Lecture 1 - Gas Laws (here)
Reaction Puzzle 4: mass and gas (Lab)
Reaction Puzzle 5: metals in acid (practice)
Reaction Puzzle 6: combined reactions (lab)
Lab Practical: mass of Mg / Gas Stoichiometry
Lecture 2 - Wrap up
Simulations:
PhET: Gas Properties
Key Objectives: Unit 7
Chemistry - Wilbraham et al (Pearson 2012)
Chapters:
14: 1,2,3,4
Good Problems to Master:
13: 34,36,41,48,61
14: 47,49,50,55,56,60,62,64,66,68,70,71,74,75,76,77,79,80,81,85,94,96,97