Crash Course
Crash Course Chemistry #12: The Ideal Gas Law
Gases are everywhere, and this is good news and bad news for chemists. The good news: when they are behaving themselves, it's extremely easy to describe their behavior theoretically, experimentally and mathematically. The bad news is...
Khan Academy
Khan Academy: Chemistry: Macrostates and Microstates
A video lecture exploring the difference between macrostates, microstates, and thermodynamic equilibrium. Understand how macrostates is best defined when the system is in thermal equilibrium and describes pressure, temperature, and...
Khan Academy
Khan Academy: Chemistry: Work Done by Isothermic Process
A video lecture explaining how to find the work done in an isothermic process. Lecture defines how the adiabatic process is isolated from world and an isothermic process keeps the temperature the same. Video looks at temperature, ideal...
Khan Academy
Khan Academy: Chemistry: Vapor Pressure Example
Learn how to solve for the number of water molecules needed to evaporate to give a particular vapor pressure in this video lecture. The problem uses the ideal gas law to solve for the number of molecules of water. The problem is solved...
Khan Academy
Khan Academy: Chemistry: Proof Entropy Is a Valid State Variable
A video lecture defining a state variable and the characteristics of the value. Understand that to be a valid state variable its value should remained unchanged as it goes around the Carnot cycle. Video shows the math and theory behind...
Khan Academy
Khan Academy: Measurement: Under Pressure
In this video we replicate Pascal's famous experiment that showed atmospheric pressure was due to the column of the weight of the air above. To test this we build a simple pressure measuring device, make measurements around Boston, and...
Khan Academy
Khan Academy: Ideal Gas Laws: Ideal Gas Equation: Pv=n Rt
Explains the thinking behind the ideal gas equation: PV=nRT. [9:22]
Sophia Learning
Sophia: Ideal Gas
A narrated screencast that explains ideal gas, and provides examples of real gases that behave as ideal gases. [2:17]
Sophia Learning
Sophia: Ideal Gas Law Variables and Relationships
This narrated screencast illustrates the relationships shown by the ideal gas law. [4:00]
Khan Academy
Khan Academy: Deflate Gate: Ideal Gas Equation
Explore the controversy of "deflate gate" from a scientific standpoint. Deflate gate occurred in AFC Championship Game in 2015 between the Patriots and Colt. This video investigates whether the footballs could really have deflated based...
Khan Academy
Khan Academy: Real vs Ideal Gas Behavior
Ideal gas law assumptions, and when they break down. What happens to pressure and volume at low T and high P. [3:20]
Khan Academy
Khan Academy: Ideal Gas Equation: Pv= N Rt
Intuition behind the ideal gas equation: PV=nRT. [6:19]
Khan Academy
Khan Academy: Deflate Gate
Using the ideal gas equation to calculate the change in air pressure in a football at different temperatures.
Khan Academy
Khan Academy: Proof: U = (3/2)Pv or U = (3/2)N Rt
Conceptual proof that the internal energy of an ideal gas system is 3/2 PV. [16:55]
Khan Academy
Khan Academy: Thermodynamics Part 5: Molar Ideal Gas Law Problem
Sal uses the molar version of the ideal gas law to solve for the number of moles in a gas. He also shows how to convert this answer into number of molecules using Avogadro's number. [8:01]
Khan Academy
Khan Academy: Thermodynamics Part 4: Moles and the Ideal Gas Law
Sal explains the concept of a mole. Then he derives the molar version of the ideal gas law PV=nRT, where the gas constant R=831 J/molK. [10:14]
Khan Academy
Khan Academy: Thermodynamics Part 3: Kelvin Scale and Ideal Gas Law Example
Sal makes the case for the Kelvin scale of temperature and absolute zero by showing that temperature is proportional to kinetic energy. Then he explains that you need to use the Kelvin scale in the ideal gas law. To finish he does a...
Khan Academy
Khan Academy: Thermodynamics Part 2: Ideal Gas Law
To begin, Sal solves a constant temperature problem using PV=PV. Then he relates temperature to kinetic energy of a gas. In the second half of the video, he derives the ideal gas law. [10:18]
PBS
Pbs Learning Media: Crash Course Chemistry: Passing Gases: Effusion, Diffusion and the Velocity of a Gas
As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank describes what it means when we talk about the velocity of a gas - to understand gas velocity, we have to...
Sophia Learning
Sophia: Ideal Gas Law Equation: Lesson 2
This lesson will explain the variables in the ideal gas law equation. It is 2 of 2 in the series titled "Ideal Gas Law Equation."
Crash Course
Crash Course Physics #20: Temperature and the Ideal Gas Law
Bridges don't deal well with temperature changes. In order to combat this, engineers have come up with some work arounds that allow bridges to flex as they expand or contract. In this video [9:01] episode of Crash Course Physics, Shini...
PBS
Pbs Learning Media: Crash Course Chemistry: The Ideal Gas Law
Hank tells how the work of some amazing thinkers combined to produce the Ideal Gas Law, how none of those people were Robert Boyle, and how the ideal gas equation allows you to find out pressure, volume, temperature or number of moles....