What you’ll learn3 learning objectivesChoose one objective for a focused lesson, or study the complete topic.4.1.1Origin of pressure in a gas• Explain the origin of pressure in a gas in terms of collisions between gas molecules and the wall of the containerSyllabus objective4.1.2Ideal gases have zero particle volume and no• Understand: ideal gases have zero particle volume and no intermolecular forces of attractionSyllabus objective4.1.3Ideal gas equation pV = nRT• State/use: the ideal gas equation pV = nRT in calculations, including in the determination of MrSyllabus objective