Curated and Reviewed by
Lesson Planet
The gas laws all solve for a constant, but none of them are truly constant in all situations. This video introduces the ideal gas constant, which is always the same. It explains how to solve for R and includes the numbers used on the Advanced Placement exam.
3 Views
1 Download
Concepts
Additional Tags
Instructional Ideas
- Review STP before trying to solve for R
Classroom Considerations
- Requires prior knowledge of Boyle's Law, Charles' Law, Gay-Lussac's Law, and Combined Gas Law
- Stop video with 1:30 remaining to avoid incorrect equations
Pros
- Defines the Equation of State
Cons
- Includes an incorrect explanation for calculating gas density and molar mass