CAIE A-Level Chemistry 4.1.1 Origin of Pressure in a Gas
Practise explaining gas pressure through molecular collisions with container walls and resulting momentum change.
- Syllabus
- 2028–2030
- Course
- Chemistry 9701
- Level
- AS
Exam points
- state that gas molecules move randomly and collide with the walls of their container
- link each collision and momentum change to a force exerted on the wall
- link pressure to force per unit area and explain changes through collision frequency or momentum change
