Curated Video
Molarity
This video will explain the concept of a mole and how to calculate the molarity of a solution using concentration of solutions.
Let's Tute
All About Birthmarks: Types, Causes, and Common Myths
This video discusses the different types of birthmarks, their causes, and how common they are. It also explains that not having a birthmark is not a cause for concern and that many birthmarks fade over time.
Professor Dave Explains
Dalton's Law and Partial Pressures
We know about the ideal gas laws, like Boyle's and Charles's and so forth. Now let's look at one law that involves mixtures of gases. This is called Dalton's Law, and to understand it, we have to learn about the concept of partial...
Catalyst University
Enzyme Activity (U mL) Derivation, Proof
Enzyme Activity (U mL) Derivation, Proof
Catalyst University
Plotting Potential Energy versus Intermolecular Radii
Plotting Potential Energy versus Intermolecular Radii
Catalyst University
Relating Equilibrium Constants: Kp and Kc (Keq)
Relating Equilibrium Constants: Kp and Kc (Keq)
Curated Video
Understanding Gas Volume: Avogadro's Law and Molar Gas Volume
The video discusses the measurement of the volume of gases, with a focus on Avogadro's law, molar gas volume, and how to calculate the volume of a gas from its mass. The presenter explains the theory behind each concept and demonstrates...
Catalyst University
Real Gas Behavior | The Hard Shell Model [Example #1]
Here, I work an example in which pressure is calculated using the Hard Shell gas model. We then compare it to that calculated using the ideal gas model. ***Next Example: https://youtu.be/DdCoxgpLD3U
Catalyst University
Physical Chemistry | The Hard Shell Model
1) What is the Hard Shell Model equation of state? 2) What is the constant, b? 3) What does this model tell us about repulsions? 4) Overall, what is the theory of the Hard Shell Model?
Catalyst University
General Chemistry | Ideal Gas Law (PV=nRT) [Example #2]
In this video, we will do a second example calculation using the ideal gas equation of state, PV=nRT. [Solving for pressure, P]
Curated Video
Titration Calculations: How to Determine the Concentration of an Unknown Solution
In this video, the presenter discusses titration calculations, which are useful in determining the concentration of a solution by using a solution of known strength. The video explains the thought process and equations involved in...
Curated Video
Calculating Theoretical Yield in Chemical Reactions
The video is a tutorial on how to calculate theoretical yields in chemistry. The host explains the concept of theoretical yield as the maximum mass of product that can be formed during a reaction when assuming the reaction has gone to...
Catalyst University
The Acid-DIssociation Constant (Ka) and pKa
The Acid-DIssociation Constant (Ka) and pKa
Curated Video
Introduction to Moles and Conversion of Grams to Moles
This video is on moles and how to convert between grams and moles. The speaker explains what a mole is, its significance in measuring chemical amounts, and the use of Avogadro's constant in determining the number of atoms or molecules in...
Curated Video
Concentrations in Moles per Decimeter Cubed: Understanding Molar Concentration and Converting Between Units in mol/dm3
This video covers concentrations in moles per decimeter cubed, explaining the concept of concentration, how to calculate concentration using mass and volume, and why moles are useful in chemistry. The video also covers how to convert...
Catalyst University
Fick's First Law (2): Flux and Concentration Gradient With Example #1
Fick's First Law (2): Flux and Concentration Gradient With Example #1
Curated Video
Measuring Concentration of Solutions and Calculations
This video explains the concept of concentration of a solution and how it can be measured in grams per decimeter cubed or moles per decimeter cubes. It provides examples of calculations involving concentration and volume, as well as a...
Curated Video
Calculating Gas Volumes and Masses at Room Temperature and Pressure
This video explains how to use the fact that the volume of 1 mole of any gas at room temperature and pressure is 24 decimeters cubed to perform different calculations related to gases. The video presents four examples of how this fact...
Catalyst University
Real Gas Behavior | Determine the Boyle Temperature [Example #1]
In this video, we calculate the Boyle Temperature of a real gas using the compression factor formula.
Professor Dave Explains
Practice Problem: Calculations Involving pH and Ka
We know a bit about acids and bases, including the definitions of pH and pKa, as they relate to an acid-base equilibrium. If we have a weak acid and its concentration, as well as the pH of the solution, can we calculate the Ka for the...
Professor Dave Explains
Limiting Regents and Percent Yield
Chemistry doesn't always work perfectly, silly. Molecules are left over when one thing runs out! Also we never get all of the products that we thought we might by doing the math. You gotta know about the limiting reagents and the percent...
Curated Video
Levels of Organization in a Community or Ecosystem
The video discusses the concept of a community in an ecosystem and the levels of organization within it. It covers the role of photosynthetic organisms in producing biomass, the different types of consumers (primary, secondary, and...
Professor Dave Explains
IIT/JEE Chemistry Practice #6: Stoichiometry/Precipitation Reactions
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
FuseSchool
Percentage Yield
Learn the basics of what Percentage Yield represents and how to calculate it.